🚸(frontend) show two initials in the Avatar when possible

Display two initials in the Avatar whenever the participant's name
allows it, instead of a single letter.

A single initial makes it too hard to distinguish participants when
their cameras are off, especially in larger

CHANGELOG.md

@@ -10,17 +10,62 @@ and this project adheres to
 
 ### Added
 
+- ✨(summary) report exception type in failure analytics
+- ✨(frontend) add configurable documentation menu item
+- ✨(frontend) allow promoting authenticated participants
+- ✨(frontend) introduce an "unauthenticated" participant badge
+
+### Changed
+
+- ⬆️(frontend) upgrade @mediapipe/tasks-vision from 0.10.14 to 0.10.35
+- ⬆️(frontend) upgrade i18next from 26.3.1 to 26.3.4
+- ⬆️(frontend) upgrade posthog-js from 1.391.2 to 1.395.0
+- ⬆️(frontend) upgrade @tanstack/react-query from 5.101.0 to 5.101.1
+- ⬆️(frontend) upgrade livekit-client from 2.19.2 to 2.20.0
+- ⚡️(frontend) limit unnecessary re-renders #1510
+- 📝(legal) update terms of service
+- 💄(frontend) render Avatar initials in uppercase
+- 💄(frontend) improve participant name rendering in the list
+
+## Fixed
+
+- 🐛(transcription) fix silent bug in speaker assignment
+- 🐛(summary) extend tasks auto retry logic
+- 🐛(summary) properly detect when failure webhook should be sent
+- 🐛(backend) preserve recording metadata when updating room access
+- 🐛(backend) allow any string as sub in the API serializer
+- 🐛(frontend) fall back to user.full_name on request-entry
+- 🚸(frontend) show two initials in the Avatar when possible
+
+## [1.24.0] - 2026-07-21
+
+### Added
+
 - ✨(backend) allow searching the recording admin table by owner email
 - ✨(frontend) add participant color gradient when camera is off #1490
+- ✨(all) allow forcing SSO display name for authenticated users
+- ➕(frontend) install vite-plugin-static-copy for MediaPipe WASM assets
+- ✨(addon) show add-in tools when creating meetings in shared calendars
 
 ### Changed
 
 - 🗑️(settings) deprecate SUMMARY_SERVICE_VERSION=1
 - ⬆️(mail) update mjml to v5 and @html-to/text-cli
+- 🚸(frontend) initialize the join input name with the persisted full name
+- ♻️(frontend) refactor background processors to use the new API
+- ♻️(frontend) inline model weights to avoid loading them from remote
+- ♻️(frontend) inline MediaPipe WASM modules to avoid loading from remote
+- ⬆️(frontend) upgrade posthog-js from 1.387.0 to 1.391.2
+- ⬆️(frontend) upgrade react-stately from 3.47.0 to 3.48.0
+- ⬆️(frontend) upgrade react-aria from 3.49.0 to 3.50.0
+- ⬆️(frontend) upgrade react-aria-components from 1.18.0 to 1.19.0
 
 ### Fixed
 
 - 🩹(backend) identify externally provisioned users to PostHog
+- 🐛(backend) fix info panel crash for unregistered rooms
+- ♿️(frontend) focus side panel container on open #1452
+- 🐛(summary) whisper call error handling
 
 ## [1.23.0] - 2026-07-08
 

Dockerfile

@@ -37,7 +37,7 @@ RUN --mount=type=cache,target=/root/.cache/uv \
   uv sync --locked --no-dev
 
 # ---- mails ----
-FROM node:20 AS mail-builder
+FROM node:22 AS mail-builder
 
 COPY ./src/mail /mail/app
 

bin/prepare-release.sh

@@ -164,6 +164,7 @@ echo "      - src/backend/pyproject.toml"
 echo "      - src/backend/uv.lock"
 echo "      - src/summary/pyproject.toml"
 echo "      - src/agents/pyproject.toml"
+echo "      - src/agents/uv.lock"
 echo "      - CHANGELOG.md"
 echo ""
 print_warning "Next steps:"

docs/installation/kubernetes.md

@@ -344,6 +344,7 @@ These are the environmental options available on meet backend.
 | FRONTEND_SILENCE_LIVEKIT_DEBUG                  | Silence LiveKit debug logs                                                                                                                                   | false                                                                                                                                                         |
 | FRONTEND_IS_SILENT_LOGIN_ENABLED                | Enable silent login feature                                                                                                                                  | true                                                                                                                                                          |
 | FRONTEND_FEEDBACK                               | Frontend feedback configuration                                                                                                                              | {}                                                                                                                                                            |
+| FRONTEND_DOCUMENTATION_URL                      | URL of the documentation opened from the room options menu. If unset, the documentation menu item is hidden                                                  |                                                                                                                                                               |
 | FRONTEND_USE_FRENCH_GOV_FOOTER                  | Show the French government footer in the homepage                                                                                                            | false                                                                                                                                                         |
 | FRONTEND_USE_PROCONNECT_BUTTON                  | Show a "Login with ProConnect" button in the homepage instead of a "Login" button                                                                            | false                                                                                                                                                         |
 | DJANGO_EMAIL_BACKEND                            | Email backend library                                                                                                                                        | django.core.mail.backends.smtp.EmailBackend                                                                                                                   |

docs/theming.md

@@ -11,14 +11,14 @@ There are two ways to customize LaSuite Meet:
 
 ### How to Use
 
-To use this feature, simply set the `FRONTEND_CSS_URL` environment variable to the URL of your custom CSS file. For example:
+To use this feature, simply set the `FRONTEND_CUSTOM_CSS_URL` environment variable (of the **backend** service) to the URL of your custom CSS file. For example:
 
 ```javascript
-FRONTEND_CSS_URL=https://example.com/custom-style.css
+FRONTEND_CUSTOM_CSS_URL=https://example.com/custom-style.css
 ```
 
 > [!TIP]
-> If you serve your CSS file on the same domain as LaSuite Meet, paths are supported, i.e. `FRONTEND_CSS_URL=/custom/style.css` will load `https://your-domain.com/custom/style.css`.
+> If you serve your CSS file on the same domain as LaSuite Meet, paths are supported, i.e. `FRONTEND_CUSTOM_CSS_URL=/custom/style.css` will load `https://your-domain.com/custom/style.css`.
 
 Setting this variable makes the app load your CSS at runtime, adding a `<link>` to `<head>` so you can override CSS variables and customize the frontend without rebuilding.
 
@@ -37,7 +37,7 @@ Let's say you want to change the font of our application to a custom font. You c
 }
 ```
 
-Then, set the `FRONTEND_CSS_URL` environment variable to the URL of your custom CSS file. Once you've done this, our application will load your custom CSS file and apply the styles, changing the default font to the one you specified.
+Then, set the `FRONTEND_CUSTOM_CSS_URL` environment variable to the URL of your custom CSS file. Once you've done this, our application will load your custom CSS file and apply the styles, changing the default font to the one you specified.
 
 > [!IMPORTANT]
 > You can override any CSS token—semantic or palette. See [panda.config.ts](../src/frontend/panda.config.ts) for all defined semantic tokens.

publiccode.yml

@@ -0,0 +1,52 @@
+publiccodeYmlVersion: 0.5.0
+name: LaSuite Meet
+applicationSuite: LaSuite
+url: https://github.com/suitenumerique/meet
+releaseDate: 2026-07-22
+platforms:
+  - web
+organisation:
+  name: DINUM
+  uri: https://numerique.gouv.fr
+fundedBy:
+  - name: Direction interministérielle du numérique (DINUM)
+    uri: https://www.numerique.gouv.fr
+developmentStatus: stable
+softwareType: standalone/web
+intendedAudience:
+  countries:
+    - FR
+description:
+  en:
+    localisedName: LaSuite Meet
+    shortDescription: "Open Source video conference solution, based on LiveKit"
+    longDescription: "Open Source video conference application, based on LiveKit,
+      Django and React. It is the official web video conference application of
+      French Ministries."
+    features:
+      - Optimized for stability in large meetings (+100 p.)
+      - Support for multiple screen sharing streams
+      - Non-persistent, secure chat
+      - Meeting recording
+      - Meeting transcription & Summary
+      - Telephony integration
+      - Secure participation with robust authentication and access control
+      - Customizable frontend style
+legal:
+  license: MIT
+maintenance:
+  type: internal
+  contacts:
+    - name: "Samuel Paccoud"
+      email: samuel.paccoud@numerique.gouv.fr
+      affiliation: DINUM
+    - name: "Antoine Lebaud"
+      email: antoine.lebaud.ext@numerique.gouv.fr
+      affiliation: DINUM
+localisation:
+  localisationReady: true
+  availableLanguages:
+    - fr
+    - de
+    - en
+    - nl

src/addons/outlook/manifest.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <OfficeApp xmlns="http://schemas.microsoft.com/office/appforoffice/1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:bt="http://schemas.microsoft.com/office/officeappbasictypes/1.0" xmlns:mailappor="http://schemas.microsoft.com/office/mailappversionoverrides/1.0" xsi:type="MailApp">
   <Id>a025f0f6-757a-4790-97f3-99c66c4a5795</Id>
-  <Version>0.0.2.0</Version>
+  <Version>1.0.0.0</Version>
   <ProviderName>__APP_NAME__</ProviderName>
   <DefaultLocale>fr-FR</DefaultLocale>
   <DisplayName DefaultValue="__APP_NAME__"/>
@@ -205,5 +205,174 @@
         </bt:String>
       </bt:LongStrings>
     </Resources>
+
+    <!-- ─── V1.1 override: required for shared folder / delegate support ─── -->
+    <VersionOverrides xmlns="http://schemas.microsoft.com/office/mailappversionoverrides/1.1" xsi:type="VersionOverridesV1_1">
+      <Requirements>
+        <bt:Sets DefaultMinVersion="1.8">
+          <bt:Set Name="Mailbox"/>
+        </bt:Sets>
+      </Requirements>
+      <Hosts>
+        <Host xsi:type="MailHost">
+          <DesktopFormFactor>
+            <FunctionFile resid="Commands.Url"/>
+            <SupportsSharedFolders>true</SupportsSharedFolders>
+
+            <!-- ─── Mail: Read ─────────────────────────────────────────── -->
+            <ExtensionPoint xsi:type="MessageReadCommandSurface">
+              <OfficeTab id="TabDefault">
+                <Group id="msgReadGroup">
+                  <Label resid="GroupLabel"/>
+                  <Control xsi:type="Button" id="msgReadOpenPaneButton">
+                    <Label resid="TaskpaneButton.Label"/>
+                    <Supertip>
+                      <Title resid="TaskpaneButton.Label"/>
+                      <Description resid="TaskpaneButton.Tooltip"/>
+                    </Supertip>
+                    <Icon>
+                      <bt:Image size="16" resid="Icon.16x16"/>
+                      <bt:Image size="32" resid="Icon.32x32"/>
+                      <bt:Image size="80" resid="Icon.80x80"/>
+                    </Icon>
+                    <Action xsi:type="ShowTaskpane">
+                      <SourceLocation resid="Taskpane.Url"/>
+                    </Action>
+                  </Control>
+                </Group>
+              </OfficeTab>
+            </ExtensionPoint>
+
+            <!-- ─── Mail: Compose ─────────────────────────────────────── -->
+            <ExtensionPoint xsi:type="MessageComposeCommandSurface">
+              <OfficeTab id="TabDefault">
+                <Group id="msgComposeGroup">
+                  <Label resid="GroupLabel"/>
+                  <Control xsi:type="Button" id="msgComposeGenerateLinkButton">
+                    <Label resid="GenerateLink.Label"/>
+                    <Supertip>
+                      <Title resid="GenerateLink.Label"/>
+                      <Description resid="GenerateLink.Tooltip"/>
+                    </Supertip>
+                    <Icon>
+                      <bt:Image size="16" resid="Icon.16x16"/>
+                      <bt:Image size="32" resid="Icon.32x32"/>
+                      <bt:Image size="80" resid="Icon.80x80"/>
+                    </Icon>
+                    <Action xsi:type="ExecuteFunction">
+                      <FunctionName>generateMeetingLinkFromMail</FunctionName>
+                    </Action>
+                  </Control>
+                  <Control xsi:type="Button" id="msgComposeOpenPaneButton">
+                    <Label resid="TaskpaneButton.Label"/>
+                    <Supertip>
+                      <Title resid="TaskpaneButton.Label"/>
+                      <Description resid="TaskpaneButton.Tooltip"/>
+                    </Supertip>
+                    <Icon>
+                      <bt:Image size="16" resid="Settings.16x16"/>
+                      <bt:Image size="32" resid="Settings.32x32"/>
+                      <bt:Image size="80" resid="Settings.80x80"/>
+                    </Icon>
+                    <Action xsi:type="ShowTaskpane">
+                      <SourceLocation resid="Taskpane.Url"/>
+                    </Action>
+                  </Control>
+                </Group>
+              </OfficeTab>
+            </ExtensionPoint>
+
+            <!-- ─── Calendar: Compose (New/Edit appointment) ──────────── -->
+            <ExtensionPoint xsi:type="AppointmentOrganizerCommandSurface">
+              <OfficeTab id="TabDefault">
+                <Group id="apptComposeGroup">
+                  <Label resid="GroupLabel"/>
+                  <Control xsi:type="Button" id="apptGenerateLinkButton">
+                    <Label resid="GenerateLink.Label"/>
+                    <Supertip>
+                      <Title resid="GenerateLink.Label"/>
+                      <Description resid="GenerateLink.Tooltip"/>
+                    </Supertip>
+                    <Icon>
+                      <bt:Image size="16" resid="Icon.16x16"/>
+                      <bt:Image size="32" resid="Icon.32x32"/>
+                      <bt:Image size="80" resid="Icon.80x80"/>
+                    </Icon>
+                    <Action xsi:type="ExecuteFunction">
+                      <FunctionName>generateMeetingLinkFromCalendar</FunctionName>
+                    </Action>
+                  </Control>
+
+                  <Control xsi:type="Button" id="apptOpenSettingsButton">
+                    <Label resid="OpenSettings.Label"/>
+                    <Supertip>
+                      <Title resid="OpenSettings.Label"/>
+                      <Description resid="OpenSettings.Tooltip"/>
+                    </Supertip>
+                    <Icon>
+                      <bt:Image size="16" resid="Settings.16x16"/>
+                      <bt:Image size="32" resid="Settings.32x32"/>
+                      <bt:Image size="80" resid="Settings.80x80"/>
+                    </Icon>
+                    <Action xsi:type="ShowTaskpane">
+                      <SourceLocation resid="Taskpane.Url"/>
+                    </Action>
+                  </Control>
+
+                </Group>
+              </OfficeTab>
+            </ExtensionPoint>
+
+          </DesktopFormFactor>
+        </Host>
+      </Hosts>
+      <Resources>
+        <bt:Images>
+          <bt:Image id="Settings.16x16" DefaultValue="https://localhost:3000/addons/outlook/assets/settings-16.png"/>
+          <bt:Image id="Settings.32x32" DefaultValue="https://localhost:3000/addons/outlook/assets/settings-32.png"/>
+          <bt:Image id="Settings.80x80" DefaultValue="https://localhost:3000/addons/outlook/assets/settings-80.png"/>
+          <bt:Image id="Add.16x16" DefaultValue="https://localhost:3000/addons/outlook/assets/add-16.png"/>
+          <bt:Image id="Add.32x32" DefaultValue="https://localhost:3000/addons/outlook/assets/add-32.png"/>
+          <bt:Image id="Add.80x80" DefaultValue="https://localhost:3000/addons/outlook/assets/add-80.png"/>
+          <bt:Image id="Icon.16x16" DefaultValue="https://localhost:3000/addons/outlook/assets/icon-16.png"/>
+          <bt:Image id="Icon.32x32" DefaultValue="https://localhost:3000/addons/outlook/assets/icon-32.png"/>
+          <bt:Image id="Icon.80x80" DefaultValue="https://localhost:3000/addons/outlook/assets/icon-80.png"/>
+        </bt:Images>
+        <bt:Urls>
+          <bt:Url id="Commands.Url" DefaultValue="https://localhost:3000/addons/outlook/commands.html"/>
+          <bt:Url id="Taskpane.Url" DefaultValue="https://localhost:3000/addons/outlook/taskpane.html"/>
+        </bt:Urls>
+        <bt:ShortStrings>
+          <!-- Default (French) -->
+          <bt:String id="GroupLabel" DefaultValue="__APP_NAME__"/>
+          <bt:String id="GenerateLink.Label" DefaultValue="Ajouter un lien __APP_NAME__">
+            <bt:Override Locale="en-US" Value="Add a __APP_NAME__ link"/>
+            <bt:Override Locale="de-DE" Value="__APP_NAME__-Link hinzufügen"/>
+          </bt:String>
+          <bt:String id="TaskpaneButton.Label" DefaultValue="Ouvrir les paramètres">
+            <bt:Override Locale="en-US" Value="Open settings"/>
+            <bt:Override Locale="de-DE" Value="Einstellungen öffnen"/>
+          </bt:String>
+          <bt:String id="OpenSettings.Label" DefaultValue="Paramètres">
+            <bt:Override Locale="en-US" Value="Settings"/>
+            <bt:Override Locale="de-DE" Value="Einstellungen"/>
+          </bt:String>
+        </bt:ShortStrings>
+        <bt:LongStrings>
+          <bt:String id="GenerateLink.Tooltip" DefaultValue="Génère un lien de réunion __APP_NAME__ et l'insère dans l'événement.">
+            <bt:Override Locale="de-DE" Value="Generiert einen __APP_NAME__-Besprechungslink und fügt ihn in den Termin ein."/>
+            <bt:Override Locale="en-US" Value="Generates a __APP_NAME__ meeting link and inserts it into the item."/>
+          </bt:String>
+          <bt:String id="TaskpaneButton.Tooltip" DefaultValue="Ouvre les paramètres de connexion __APP_NAME__.">
+            <bt:Override Locale="de-DE" Value="Öffnet die __APP_NAME__-Verbindungseinstellungen."/>
+            <bt:Override Locale="en-US" Value="Opens the __APP_NAME__ connection settings."/>
+          </bt:String>
+          <bt:String id="OpenSettings.Tooltip" DefaultValue="Ouvre les paramètres de connexion __APP_NAME__.">
+            <bt:Override Locale="de-DE" Value="Öffnet die __APP_NAME__-Verbindungseinstellungen."/>
+            <bt:Override Locale="en-US" Value="Opens the __APP_NAME__ connection settings."/>
+          </bt:String>
+        </bt:LongStrings>
+      </Resources>
+    </VersionOverrides>
   </VersionOverrides>
 </OfficeApp>

src/addons/outlook/package-lock.json

@@ -10,7 +10,7 @@
       "license": "MIT",
       "dependencies": {
         "core-js": "3.49.0",
-        "i18next": "26.3.1",
+        "i18next": "^26.3.4",
         "i18next-browser-languagedetector": "8.2.1",
         "regenerator-runtime": "0.14.1"
       },
@@ -9364,9 +9364,9 @@
       }
     },
     "node_modules/i18next": {
-      "version": "26.3.1",
-      "resolved": "https://registry.npmjs.org/i18next/-/i18next-26.3.1.tgz",
-      "integrity": "sha512-txQqd5EULsqEh9OJqRH15aCaOuy/nLJyhw5EHCSKLKJE1aBbb3Zve2+uQIxgWhPm1QqUQoWyQBm2kfmmIrzkcQ==",
+      "version": "26.3.4",
+      "resolved": "https://registry.npmjs.org/i18next/-/i18next-26.3.4.tgz",
+      "integrity": "sha512-pa7m0d7pBDqGHZxljT+WPFeyFgQ7P7SciPPo1tTqYuO0z4sqADYhwnBESmmGp/wEof1inwdls/k8ZgTg8rxFHA==",
       "funding": [
         {
           "type": "individual",

src/addons/outlook/package.json

@@ -27,7 +27,7 @@
   },
   "dependencies": {
     "core-js": "3.49.0",
-    "i18next": "26.3.1",
+    "i18next": "26.3.4",
     "i18next-browser-languagedetector": "8.2.1",
     "regenerator-runtime": "0.14.1"
   },

src/addons/outlook/src/taskpane/taskpane.html

@@ -57,8 +57,7 @@
        data-i18n="footer.feedback"
     ></a>
     <div id="footer-right">
-        <span class="version-badge">beta</span>
-        <span class="version-number">0.0.2</span>
+        <span class="version-number">1.0.0</span>
     </div>
 </footer>
 </body>

src/agents/pyproject.toml

@@ -1,7 +1,7 @@
 
 [project]
 name = "agents"
-version = "1.23.0"
+version = "1.24.0"
 requires-python = ">=3.12"
 dependencies = [
     "livekit-agents==1.6.4",

src/agents/uv.lock

@@ -9,7 +9,7 @@ resolution-markers = [
 
 [[package]]
 name = "agents"
-version = "1.23.0"
+version = "1.24.0"
 source = { virtual = "." }
 dependencies = [
     { name = "livekit-agents" },

src/backend/core/api/__init__.py

@@ -68,6 +68,9 @@ def get_frontend_configuration(request):
             "enable_firefox_proxy_workaround": settings.LIVEKIT_ENABLE_FIREFOX_PROXY_WORKAROUND,
             "default_sources": settings.LIVEKIT_DEFAULT_SOURCES,
         },
+        "authenticated_users_can_edit_display_name": (
+            settings.AUTHENTICATED_PARTICIPANTS_CAN_EDIT_DISPLAY_NAME
+        ),
     }
     frontend_configuration.update(settings.FRONTEND_CONFIGURATION)
     return Response(frontend_configuration)

src/backend/core/api/permissions.py

@@ -6,6 +6,11 @@ from django.http import Http404
 from rest_framework import permissions
 
 from ..models import RoleChoices
+from ..services.participants_management import (
+    ParticipantNotFoundException,
+    ParticipantsManagement,
+    ParticipantsManagementException,
+)
 
 ACTION_FOR_METHOD_TO_PERMISSION = {
     "versions_detail": {"DELETE": "versions_destroy", "GET": "versions_retrieve"}
@@ -166,3 +171,30 @@ class CanMuteParticipant(permissions.BasePermission):
 
         # LiveKit token scoped to this room
         return request.auth.video.room == str(obj.id)
+
+
+class IsPresentInMeeting(permissions.BasePermission):
+    """Check that the requesting user is currently connected to the meeting.
+
+    The requester must be session-authenticated (their DB identity is needed
+    to check privileges); presence is verified against LiveKit using their
+    `sub` as participant identity. Fails closed on LiveKit errors.
+    """
+
+    message = "You must be connected to the meeting to perform this action."
+
+    def has_object_permission(self, request, view, obj):
+        """Verify the requester's identity is a participant of the room."""
+        user = request.user
+
+        if not user or not user.is_authenticated:
+            return False
+
+        try:
+            return ParticipantsManagement().check_if_in_meeting(
+                room_name=str(obj.pk), identity=str(user.sub)
+            )
+        except ParticipantNotFoundException:
+            return False
+        except ParticipantsManagementException:
+            return False

src/backend/core/api/serializers.py

@@ -183,13 +183,11 @@ class RoomSerializer(serializers.ModelSerializer):
                 user=request.user,
                 username=username,
                 configuration=output["configuration"],
-                is_admin_or_owner=is_admin_or_owner,
+                role=role,
             )
         else:
             del output["pin_code"]
 
-        output["is_administrable"] = is_admin_or_owner
-
         return output
 
 
@@ -299,8 +297,8 @@ class RoomInviteSerializer(serializers.Serializer):
 class BaseParticipantsManagementSerializer(BaseValidationOnlySerializer):
     """Base serializer for participant management operations."""
 
-    participant_identity = serializers.UUIDField(
-        help_text="LiveKit participant identity (UUID format)"
+    participant_identity = serializers.CharField(
+        help_text="LiveKit participant identity (matching the user's sub format)"
     )
 
 
@@ -312,6 +310,15 @@ class MuteParticipantSerializer(BaseParticipantsManagementSerializer):
     )
 
 
+class ParticipantRoleSerializer(BaseParticipantsManagementSerializer):
+    """Validate an in-meeting role change (promotion/demotion) request."""
+
+    role = serializers.ChoiceField(
+        choices=[models.RoleChoices.MEMBER, models.RoleChoices.ADMIN],
+        help_text="Target role. Ownership cannot be granted this way.",
+    )
+
+
 TrackSource = Literal["camera", "microphone", "screen_share", "screen_share_audio"]
 
 

src/backend/core/api/viewsets.py

@@ -88,10 +88,15 @@ from core.services.room_management import (
     RoomManagementException,
     RoomNotFoundException,
 )
+from core.services.room_roles import (
+    RoomRoleError,
+    RoomRoleService,
+)
 from core.services.subtitle import SubtitleException, SubtitleService
 from core.tasks.file import process_file_deletion
 
 from ..authentication.livekit import LiveKitTokenAuthentication
+from ..models import RoomAccessLevel
 from . import permissions, serializers, throttling
 from .feature_flag import FeatureFlag
 
@@ -267,6 +272,9 @@ class RoomViewSet(
             username = request.query_params.get("username", None)
             data = {
                 "id": None,
+                "slug": slug,
+                "is_administrable": False,
+                "access_level": RoomAccessLevel.PUBLIC,
                 "livekit": {
                     "url": settings.LIVEKIT_CONFIGURATION["url"],
                     "room": slug,
@@ -635,6 +643,53 @@ class RoomViewSet(
             status=drf_status.HTTP_200_OK,
         )
 
+    @decorators.action(
+        detail=True,
+        methods=["post"],
+        url_path="update-participant-role",
+        permission_classes=[
+            permissions.HasPrivilegesOnRoom,
+            permissions.IsPresentInMeeting,
+        ],
+    )
+    def update_participant_role(self, request, pk=None):  # pylint: disable=unused-argument
+        """Promote or demote a participant currently connected to the meeting.
+
+        Requires the requester to be session-authenticated, have privileges
+        (admin/owner) on the room, and be connected to the meeting.
+
+        If the target participant has a user account, the role is persisted
+        (`ResourceAccess`) then mirrored to their LiveKit attributes.
+
+        If the participant is anonymous, the promotion will fail.
+        """
+
+        room = self.get_object()
+
+        serializer = serializers.ParticipantRoleSerializer(data=request.data)
+        serializer.is_valid(raise_exception=True)
+
+        participant_identity = serializer.validated_data["participant_identity"]
+        role = serializer.validated_data["role"]
+
+        if str(request.user.sub) == str(participant_identity):
+            return drf_response.Response(
+                {"error": "You cannot change your own role."},
+                status=drf_status.HTTP_403_FORBIDDEN,
+            )
+
+        try:
+            result = RoomRoleService().set_participant_role(
+                room=room,
+                participant_identity=participant_identity,
+                role=role,
+                actor=request.user,
+            )
+        except RoomRoleError as e:
+            return drf_response.Response({"error": str(e)}, status=e.status_code)
+
+        return drf_response.Response(result, status=drf_status.HTTP_200_OK)
+
     @decorators.action(
         detail=True,
         methods=["post"],

src/backend/core/recording/services/recording_events.py

@@ -9,6 +9,11 @@ from livekit import api
 from core import models, utils
 from core.models import Recording
 from core.recording.event.notification import notification_service
+from core.services.room_management import (
+    RoomManagement,
+    RoomManagementException,
+    RoomNotFoundException,
+)
 
 logger = getLogger(__name__)
 
@@ -39,10 +44,15 @@ class RecordingEventsService:
         recording_status = status_mapping.get(egress_status)
         if recording_status:
             try:
-                utils.update_room_metadata(
+                RoomManagement().update_metadata(
                     room_name, {"recording_status": recording_status}
                 )
-            except utils.MetadataUpdateException as e:
+            except RoomNotFoundException:
+                logger.info(
+                    "LiveKit room %s no longer exists, skipping metadata update",
+                    room_name,
+                )
+            except RoomManagementException as e:
                 logger.exception("Failed to update room's metadata: %s", e)
 
     @staticmethod

src/backend/core/recording/worker/mediator.py

@@ -2,8 +2,12 @@
 
 import logging
 
-from core import utils
 from core.models import Recording, RecordingStatusChoices
+from core.services.room_management import (
+    RoomManagement,
+    RoomManagementException,
+    RoomNotFoundException,
+)
 
 from .exceptions import (
     RecordingStartError,
@@ -64,10 +68,15 @@ class WorkerServiceMediator:
         mode = recording.options.get("original_mode", None) or recording.mode
 
         try:
-            utils.update_room_metadata(
+            RoomManagement().update_metadata(
                 room_name, {"recording_mode": mode, "recording_status": "starting"}
             )
-        except utils.MetadataUpdateException as e:
+        except RoomNotFoundException:
+            logger.info(
+                "LiveKit room %s no longer exists, skipping metadata update",
+                room_name,
+            )
+        except RoomManagementException as e:
             logger.exception("Failed to update room's metadata: %s", e)
 
         logger.info(

src/backend/core/services/livekit_events.py

@@ -11,7 +11,7 @@ from django.conf import settings
 
 from livekit import api
 
-from core import models, utils
+from core import models
 from core.recording.services.metadata_collector import (
     MetadataCollectorException,
     MetadataCollectorService,
@@ -23,6 +23,11 @@ from core.recording.services.recording_events import (
 )
 
 from .lobby import LobbyService
+from .room_management import (
+    RoomManagement,
+    RoomManagementException,
+    RoomNotFoundException,
+)
 from .telephony import TelephonyException, TelephonyService
 
 logger = getLogger(__name__)
@@ -177,10 +182,15 @@ class LiveKitEventsService:
 
         try:
             room_name = str(recording.room.id)
-            utils.update_room_metadata(
-                room_name, {}, ["recording_mode", "recording_status"]
+            RoomManagement().update_metadata(
+                room_name, remove_keys=["recording_mode", "recording_status"]
             )
-        except utils.MetadataUpdateException as e:
+        except RoomNotFoundException:
+            logger.info(
+                "LiveKit room %s no longer exists, skipping metadata update",
+                room_name,
+            )
+        except RoomManagementException as e:
             logger.exception("Failed to update room's metadata: %s", e)
 
         if recording.options.get("metadata_collector_dispatch_id", None) is not None:

src/backend/core/services/lobby.py

@@ -104,21 +104,30 @@ class LobbyService:
             )
 
     @staticmethod
-    def can_bypass_lobby(room, user) -> bool:
+    def can_bypass_lobby(room, user, role) -> bool:
         """Determines if a user can bypass the waiting lobby and join a room directly.
 
         A user can bypass the lobby if:
         1. The room is public (open to everyone)
         2. The room has TRUSTED access level and the user is authenticated
+        2. The room has RESTRICTED access level and the user has any role
 
         Note: Room access levels can change while participants are waiting in the lobby.
         This function only checks the current state and should be called each time
         a participant requests entry to ensure consistent access control, even for
         participants who have already begun waiting.
         """
-        return room.is_public or (
-            room.access_level == models.RoomAccessLevel.TRUSTED
-            and user.is_authenticated
+        return (
+            room.is_public
+            or (
+                room.access_level == models.RoomAccessLevel.TRUSTED
+                and user.is_authenticated
+            )
+            or (
+                room.access_level == models.RoomAccessLevel.RESTRICTED
+                and user.is_authenticated
+                and role is not None
+            )
         )
 
     def request_entry(
@@ -144,8 +153,9 @@ class LobbyService:
         participant = self._get_participant(room.id, participant_id)
 
         room_id = str(room.id)
+        user_role = room.get_role(request.user)
 
-        if self.can_bypass_lobby(room=room, user=request.user):
+        if self.can_bypass_lobby(room=room, user=request.user, role=user_role):
             if participant is None:
                 participant = LobbyParticipant(
                     status=LobbyParticipantStatus.ACCEPTED,
@@ -162,8 +172,8 @@ class LobbyService:
                 username=username,
                 color=participant.color,
                 configuration=room.configuration,
-                is_admin_or_owner=False,
                 participant_id=participant_id,
+                role=user_role,
             )
             return participant, livekit_config
 
@@ -183,8 +193,8 @@ class LobbyService:
                 username=username,
                 color=participant.color,
                 configuration=room.configuration,
-                is_admin_or_owner=False,
                 participant_id=participant_id,
+                role=user_role,
             )
 
         return participant, livekit_config

src/backend/core/services/room_management.py

@@ -8,6 +8,7 @@ from typing import Dict, Optional
 
 from asgiref.sync import async_to_sync
 from livekit.api import (
+    ListRoomsRequest,
     TwirpError,
     UpdateRoomMetadataRequest,
 )
@@ -29,20 +30,45 @@ class RoomManagement:
     """Service for managing LiveKit rooms."""
 
     @async_to_sync
-    async def update_metadata(self, room_name: str, metadata: Optional[Dict] = None):
-        """Update a LiveKit room's metadata.
+    async def update_metadata(
+        self,
+        room_name: str,
+        metadata: Optional[Dict] = None,
+        remove_keys: Optional[list[str]] = None,
+    ):
+        """Merge values into a LiveKit room's metadata.
 
         The `room_name` corresponds to the LiveKit room identifier
         (i.e. the Room model's UUID as a string).
+
+        Raises:
+            RoomNotFoundException: the room does not exist in LiveKit.
+            RoomManagementException: the metadata update otherwise fails.
         """
 
         lkapi = utils.create_livekit_client()
 
         try:
+            response = await lkapi.room.list_rooms(ListRoomsRequest(names=[room_name]))
+
+            if not response.rooms:
+                logger.warning(
+                    "Room %s not found in LiveKit, skipping metadata update",
+                    room_name,
+                )
+                raise RoomNotFoundException("Room does not exist")
+
+            existing_metadata = json.loads(response.rooms[0].metadata or "{}")
+
+            for key in remove_keys or []:
+                existing_metadata.pop(key, None)
+
+            updated_metadata = {**existing_metadata, **(metadata or {})}
+
             await lkapi.room.update_room_metadata(
                 UpdateRoomMetadataRequest(
                     room=room_name,
-                    metadata=json.dumps(metadata) if metadata is not None else "",
+                    metadata=json.dumps(updated_metadata),
                 )
             )
 

src/backend/core/services/room_roles.py

@@ -0,0 +1,178 @@
+"""Room role management service.
+
+Single entry point for changing a user's role on a room, used by:
+- the in-meeting endpoint (promote/demote a connected participant)
+- (more to come soon)
+
+`ResourceAccess` is the source of truth. The LiveKit `room_role`
+participant attribute is only a projection of it, synced best-effort.
+"""
+
+from logging import getLogger
+from uuid import UUID
+
+from core import models
+from core.services.participants_management import (
+    ParticipantNotFoundException,
+    ParticipantsManagement,
+    ParticipantsManagementException,
+)
+
+logger = getLogger(__name__)
+
+
+class RoomRoleError(Exception):
+    """Base exception for room role management errors."""
+
+    status_code = 400
+
+
+class SelfActionError(RoomRoleError):
+    """Raised when a user tries to change their own role."""
+
+    status_code = 403
+
+
+class OwnerRoleError(RoomRoleError):
+    """Raised when trying to demote an owner or grant ownership."""
+
+    status_code = 403
+
+
+class ParticipantNotInMeetingError(RoomRoleError):
+    """Raised when the target participant is not connected to the meeting."""
+
+    status_code = 404
+
+
+class UserNotFoundError(RoomRoleError):
+    """Raised when the target participant has no user account in database."""
+
+    status_code = 404
+
+
+ASSIGNABLE_ROLES = (models.RoleChoices.MEMBER, models.RoleChoices.ADMIN)
+
+
+class RoomRoleService:
+    """Manage promotion and demotion of room co-hosts."""
+
+    def set_role(
+        self, room: models.Room, user: models.User, role: str, actor: models.User
+    ):
+        """Persist `role` for `user` on `room`, idempotently and atomically.
+
+        Returns the up-to-date `ResourceAccess`. Never grants or removes
+        ownership: granting OWNER is refused, and an existing OWNER access
+        is never modified.
+        """
+
+        if role not in ASSIGNABLE_ROLES:
+            raise OwnerRoleError("Ownership cannot be granted through this action.")
+
+        if actor is not None and user == actor:
+            raise SelfActionError("You cannot change your own role.")
+
+        access, created = models.ResourceAccess.objects.get_or_create(
+            resource=room,
+            user=user,
+            defaults={"role": role},
+        )
+
+        if created:
+            return access
+
+        if access.role == models.RoleChoices.OWNER:
+            raise OwnerRoleError("Room owners cannot be demoted.")
+
+        if access.role != role:
+            access.role = role
+            access.save(update_fields=["role", "updated_at"])
+
+        return access
+
+    def set_participant_role(
+        self,
+        room: models.Room,
+        participant_identity: UUID,
+        role: str,
+        actor: models.User,
+    ):
+        """Change the role of a participant currently connected to the meeting.
+
+        - The participant must be connected (checked against LiveKit).
+        - The participant must map to a user account.
+        - The role is persisted in DB then mirrored to LiveKit.
+
+        Returns a dict: {"role", "livekit_synced"}.
+        """
+
+        room_name = str(room.pk)
+        participants_management = ParticipantsManagement()
+
+        try:
+            is_in_meeting = participants_management.check_if_in_meeting(
+                room_name=room_name, identity=str(participant_identity)
+            )
+        except ParticipantNotFoundException as e:
+            raise ParticipantNotInMeetingError(
+                "Participant is not connected to this meeting."
+            ) from e
+
+        if not is_in_meeting:
+            raise ParticipantNotInMeetingError(
+                "Participant is not connected to this meeting."
+            )
+
+        user = models.User.objects.filter(sub=participant_identity).first()
+
+        if user is None:
+            raise UserNotFoundError(
+                "This participant has no user account and cannot be assigned a role."
+            )
+
+        # Source of truth first: even if the LiveKit sync below fails,
+        # the role is real and any fresh token will carry it.
+        self.set_role(room=room, user=user, role=role, actor=actor)
+
+        livekit_synced = self._sync_livekit_role(
+            room_name=room_name,
+            participant_identity=str(participant_identity),
+            role=str(role),
+        )
+
+        return {
+            "role": role,
+            "livekit_synced": livekit_synced,
+        }
+
+    @staticmethod
+    def _sync_livekit_role(room_name: str, participant_identity: str, role: str):
+        """Mirror the role to the participant's LiveKit attributes.
+
+        Best-effort: returns False on failure instead of raising, so callers
+        can report a partial success. Re-running the action re-syncs.
+        """
+        try:
+            ParticipantsManagement().update(
+                room_name=room_name,
+                identity=participant_identity,
+                attributes={"room_role": role},
+            )
+        except ParticipantNotFoundException:
+            # The participant left between the presence check and the update:
+            # harmless, the DB state (if any) remains authoritative.
+            logger.info(
+                "Participant %s left room %s before role sync",
+                participant_identity,
+                room_name,
+            )
+            return False
+        except ParticipantsManagementException:
+            logger.exception(
+                "Could not sync role to LiveKit for participant %s in room %s",
+                participant_identity,
+                room_name,
+            )
+            return False
+        return True

src/backend/core/tests/recording/worker/test_mediator.py

@@ -34,10 +34,8 @@ def mediator(mock_worker_service):
     return WorkerServiceMediator(mock_worker_service)
 
 
-@mock.patch("core.utils.update_room_metadata")
-def test_start_recording_success(
-    mock_update_room_metadata, mediator, mock_worker_service
-):
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
+def test_start_recording_success(mock_update_metadata, mediator, mock_worker_service):
     """Test successful recording start"""
     # Setup
     worker_id = "test-worker-123"
@@ -60,7 +58,7 @@ def test_start_recording_success(
     assert mock_recording.worker_id == worker_id
     assert mock_recording.status == RecordingStatusChoices.ACTIVE
 
-    mock_update_room_metadata.assert_called_once_with(
+    mock_update_metadata.assert_called_once_with(
         str(mock_recording.room.id),
         {"recording_mode": mock_recording.mode, "recording_status": "starting"},
     )
@@ -69,9 +67,9 @@ def test_start_recording_success(
 @pytest.mark.parametrize(
     "error_class", [WorkerRequestError, WorkerConnectionError, WorkerResponseError]
 )
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_mediator_start_recording_worker_errors(
-    mock_update_room_metadata, mediator, mock_worker_service, error_class
+    mock_update_metadata, mediator, mock_worker_service, error_class
 ):
     """Test handling of various worker errors during start"""
     # Setup
@@ -89,7 +87,7 @@ def test_mediator_start_recording_worker_errors(
     assert mock_recording.status == RecordingStatusChoices.FAILED_TO_START
     assert mock_recording.worker_id is None
 
-    mock_update_room_metadata.assert_not_called()
+    mock_update_metadata.assert_not_called()
 
 
 @pytest.mark.parametrize(
@@ -103,9 +101,9 @@ def test_mediator_start_recording_worker_errors(
         RecordingStatusChoices.ABORTED,
     ],
 )
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_mediator_start_recording_from_forbidden_status(
-    mock_update_room_metadata, mediator, mock_worker_service, status
+    mock_update_metadata, mediator, mock_worker_service, status
 ):
     """Test handling of various worker errors during start"""
     # Setup
@@ -119,7 +117,7 @@ def test_mediator_start_recording_from_forbidden_status(
     mock_recording.refresh_from_db()
     assert mock_recording.status == status
 
-    mock_update_room_metadata.assert_not_called()
+    mock_update_metadata.assert_not_called()
 
 
 def test_mediator_stop_recording_success(mediator, mock_worker_service):

src/backend/core/tests/rooms/test_api_rooms_participants_management.py

@@ -80,7 +80,7 @@ def test_mute_participant_with_livekit_token_for_this_room(mock_livekit_client):
     room = RoomFactory()
 
     user = AnonymousUser()
-    token = utils.generate_token(str(room.id), user, is_admin_or_owner=False)
+    token = utils.generate_token(str(room.id), user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": room.id})
     response = client.post(
@@ -106,7 +106,7 @@ def test_mute_participant_with_livekit_token_for_another_room_forbidden(
     other_room = RoomFactory()
 
     user = AnonymousUser()
-    token = utils.generate_token(str(other_room.id), user, is_admin_or_owner=False)
+    token = utils.generate_token(str(other_room.id), user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": target_room.id})
     response = client.post(
@@ -146,7 +146,7 @@ def test_mute_participant_everyone_can_mute_disabled_blocks_non_admin(
     room = RoomFactory(configuration={"everyone_can_mute": False})
 
     user = AnonymousUser()
-    token = utils.generate_token(str(room.id), user, is_admin_or_owner=False)
+    token = utils.generate_token(str(room.id), user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": room.id})
     response = client.post(
@@ -293,7 +293,7 @@ def test_mute_participant_admin_with_token_for_this_room(mock_livekit_client):
     )
     # Token identity matches the admin user so LiveKitTokenAuthentication
     # resolves request.user back to the admin.
-    token = utils.generate_token(str(room.id), user, is_admin_or_owner=True)
+    token = utils.generate_token(str(room.id), user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": room.id})
     response = client.post(
@@ -323,7 +323,7 @@ def test_mute_participant_admin_with_token_for_another_room(mock_livekit_client)
     # Token is scoped to a DIFFERENT room, and admin status must only be
     # honored when established via session, never via a LiveKit
     # token, which can be replayed off-host.
-    token = utils.generate_token(str(other_room.id), user, is_admin_or_owner=True)
+    token = utils.generate_token(str(other_room.id), user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": target_room.id})
     response = client.post(
@@ -354,7 +354,7 @@ def test_mute_participant_admin_token_replayed_does_not_grant_admin(
         role=random.choice(["administrator", "owner"]),
     )
     # The token is the only credential.
-    token = utils.generate_token(str(room.id), admin_user, is_admin_or_owner=True)
+    token = utils.generate_token(str(room.id), admin_user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": room.id})
     response = client.post(
@@ -374,7 +374,7 @@ def test_mute_participant_livekit_token_triggers_presence_check(mock_livekit_cli
     room = RoomFactory()
 
     user = AnonymousUser()
-    token = utils.generate_token(str(room.id), user, is_admin_or_owner=False)
+    token = utils.generate_token(str(room.id), user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": room.id})
     response = client.post(
@@ -405,7 +405,7 @@ def test_mute_participant_livekit_token_presence_check_returns_participant(
     )
 
     user = AnonymousUser()
-    token = utils.generate_token(str(room.id), user, is_admin_or_owner=False)
+    token = utils.generate_token(str(room.id), user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": room.id})
     response = client.post(
@@ -433,7 +433,7 @@ def test_mute_participant_livekit_token_presence_check_participant_not_found(
     )
 
     user = AnonymousUser()
-    token = utils.generate_token(str(room.id), user, is_admin_or_owner=False)
+    token = utils.generate_token(str(room.id), user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": room.id})
     response = client.post(
@@ -462,7 +462,7 @@ def test_mute_participant_livekit_token_presence_check_twirp_error_forbidden(
     )
 
     user = AnonymousUser()
-    token = utils.generate_token(str(room.id), user, is_admin_or_owner=False)
+    token = utils.generate_token(str(room.id), user)
 
     url = reverse("rooms-mute-participant", kwargs={"pk": room.id})
     response = client.post(
@@ -719,13 +719,13 @@ def test_update_participant_invalid_payload():
     )
     client.force_authenticate(user=user)
 
-    payload = {"participant_identity": "invalid-uuid"}
+    payload = {"participant_identity": ["test"]}
 
     url = reverse("rooms-update-participant", kwargs={"pk": room.id})
     response = client.post(url, payload, format="json")
 
     assert response.status_code == status.HTTP_400_BAD_REQUEST
-    assert "Must be a valid UUID." in str(response.data)
+    assert "Not a valid string." in str(response.data)
 
 
 def test_update_participant_no_update_fields():
@@ -918,7 +918,7 @@ def test_remove_participant_invalid_payload():
     )
     client.force_authenticate(user=user)
 
-    payload = {"participant_identity": "invalid-uuid"}
+    payload = {"participant_identity": ["invalid-uuid"]}
 
     url = reverse("rooms-remove-participant", kwargs={"pk": room.id})
     response = client.post(url, payload, format="json")

src/backend/core/tests/rooms/test_api_rooms_retrieve.py

@@ -12,7 +12,7 @@ import pytest
 from rest_framework.test import APIClient
 
 from ...factories import RoomFactory, UserFactory, UserResourceAccessFactory
-from ...models import RoomAccessLevel
+from ...models import RoleChoices, RoomAccessLevel
 
 pytestmark = pytest.mark.django_db
 
@@ -31,7 +31,6 @@ def test_api_rooms_retrieve_anonymous_private_pk():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -51,7 +50,6 @@ def test_api_rooms_retrieve_anonymous_trusted_pk():
         "configuration": {},
         "access_level": "trusted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -70,7 +68,6 @@ def test_api_rooms_retrieve_anonymous_private_pk_no_dashes():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -87,7 +84,6 @@ def test_api_rooms_retrieve_anonymous_private_slug():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -104,7 +100,6 @@ def test_api_rooms_retrieve_anonymous_private_slug_not_normalized():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -130,6 +125,9 @@ def test_api_rooms_retrieve_anonymous_unregistered_allowed(mock_token):
     assert response.status_code == 200
     assert response.json() == {
         "id": None,
+        "slug": "unregistered-room",
+        "access_level": "public",
+        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": "unregistered-room",
@@ -162,6 +160,9 @@ def test_api_rooms_retrieve_anonymous_unregistered_allowed_not_normalized(mock_t
     assert response.status_code == 200
     assert response.json() == {
         "id": None,
+        "slug": "reunion",
+        "access_level": "public",
+        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": "reunion",
@@ -208,7 +209,6 @@ def test_api_rooms_retrieve_anonymous_public(mock_token):
         "configuration": {},
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": expected_name,
@@ -255,7 +255,6 @@ def test_api_rooms_retrieve_authenticated_public(mock_token):
         "configuration": {"can_publish_sources": ["camera"]},
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": expected_name,
@@ -272,7 +271,7 @@ def test_api_rooms_retrieve_authenticated_public(mock_token):
         username=None,
         color=None,
         sources=["camera"],
-        is_admin_or_owner=False,
+        role=None,
         participant_id=None,
     )
 
@@ -307,7 +306,6 @@ def test_api_rooms_retrieve_authenticated_trusted(mock_token):
         "configuration": {},
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": expected_name,
@@ -324,7 +322,7 @@ def test_api_rooms_retrieve_authenticated_trusted(mock_token):
         username=None,
         color=None,
         sources=None,
-        is_admin_or_owner=False,
+        role=None,
         participant_id=None,
     )
 
@@ -349,7 +347,6 @@ def test_api_rooms_retrieve_authenticated():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -395,7 +392,6 @@ def test_api_rooms_retrieve_members(mock_token, django_assert_num_queries, setti
         "configuration": {"can_publish_sources": ["camera"]},
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": expected_name,
@@ -412,7 +408,7 @@ def test_api_rooms_retrieve_members(mock_token, django_assert_num_queries, setti
         username=None,
         color=None,
         sources=["camera"],
-        is_admin_or_owner=False,
+        role=str(RoleChoices.MEMBER),
         participant_id=None,
     )
 
@@ -487,7 +483,6 @@ def test_api_rooms_retrieve_administrators(
     assert content_dict == {
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": True,
         "configuration": {},
         "livekit": {
             "url": "test_url_value",
@@ -505,6 +500,6 @@ def test_api_rooms_retrieve_administrators(
         username=None,
         color=None,
         sources=None,
-        is_admin_or_owner=True,
+        role=str(user_access.role),
         participant_id=None,
     )

src/backend/core/tests/rooms/test_api_rooms_update_participant_role.py

@@ -0,0 +1,319 @@
+"""
+Test rooms API endpoints in the Meet core app: update-participant-role.
+"""
+
+# pylint: disable=redefined-outer-name,unused-argument
+
+import uuid
+from unittest import mock
+
+import pytest
+from rest_framework.test import APIClient
+
+from ...factories import RoomFactory, UserFactory
+from ...models import ResourceAccess, RoleChoices
+from ...services.participants_management import ParticipantNotFoundException
+
+pytestmark = pytest.mark.django_db
+
+
+def test_update_participant_role_anonymous():
+    """Anonymous requesters are rejected."""
+    client = APIClient()
+    room = RoomFactory()
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": "some-identity", "role": "administrator"},
+        format="json",
+    )
+
+    assert response.status_code == 401
+
+
+def test_update_participant_role_requires_privileges():
+    """A simple member cannot promote other participants."""
+    client = APIClient()
+    user = UserFactory()
+    room = RoomFactory(users=[(user, RoleChoices.MEMBER)])
+    client.force_login(user)
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": "some-identity", "role": "administrator"},
+        format="json",
+    )
+
+    assert response.status_code == 403
+
+
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_requester_not_in_meeting(mock_perm_pm):
+    """An admin who is not connected to the meeting is rejected."""
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = False
+    client = APIClient()
+    user = UserFactory()
+    room = RoomFactory(users=[(user, RoleChoices.ADMIN)])
+    client.force_login(user)
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": "some-identity", "role": "administrator"},
+        format="json",
+    )
+
+    assert response.status_code == 403
+    mock_perm_pm.return_value.check_if_in_meeting.assert_called_once_with(
+        room_name=str(room.pk), identity=str(user.sub)
+    )
+
+
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_cannot_target_self(mock_perm_pm):
+    """Requesters cannot change their own role."""
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = True
+    client = APIClient()
+    user = UserFactory(sub=uuid.uuid4())
+    room = RoomFactory(users=[(user, RoleChoices.ADMIN)])
+    client.force_login(user)
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": user.sub, "role": "member"},
+        format="json",
+    )
+
+    assert response.status_code == 403
+    assert response.json() == {"error": "You cannot change your own role."}
+
+
+@mock.patch("core.services.room_roles.RoomRoleService._sync_livekit_role")
+@mock.patch("core.services.room_roles.ParticipantsManagement")
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_promotes_authenticated_target(
+    mock_perm_pm, mock_svc_pm, mock_sync
+):
+    """Promoting a connected, authenticated participant persists the role."""
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = True
+    mock_svc_pm.return_value.check_if_in_meeting.return_value = True
+    mock_sync.return_value = True
+
+    client = APIClient()
+    admin = UserFactory()
+    target = UserFactory(sub=uuid.uuid4())
+    room = RoomFactory(users=[(admin, RoleChoices.OWNER)])
+    client.force_login(admin)
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": str(target.sub), "role": "administrator"},
+        format="json",
+    )
+
+    assert response.status_code == 200
+    assert response.json() == {
+        "role": "administrator",
+        "livekit_synced": True,
+    }
+    access = ResourceAccess.objects.get(resource=room, user=target)
+    assert access.role == RoleChoices.ADMIN
+    mock_sync.assert_called_once_with(
+        room_name=str(room.pk),
+        participant_identity=str(target.sub),
+        role="administrator",
+    )
+
+
+@mock.patch("core.services.room_roles.RoomRoleService._sync_livekit_role")
+@mock.patch("core.services.room_roles.ParticipantsManagement")
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_demotes_authenticated_target(
+    mock_perm_pm, mock_svc_pm, mock_sync
+):
+    """Demoting a connected admin back to member updates the access row."""
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = True
+    mock_svc_pm.return_value.check_if_in_meeting.return_value = True
+    mock_sync.return_value = True
+
+    client = APIClient()
+    admin = UserFactory()
+    target = UserFactory(sub=uuid.uuid4())
+    room = RoomFactory(users=[(admin, RoleChoices.OWNER), (target, RoleChoices.ADMIN)])
+    client.force_login(admin)
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": str(target.sub), "role": "member"},
+        format="json",
+    )
+
+    assert response.status_code == 200
+    access = ResourceAccess.objects.get(resource=room, user=target)
+    assert access.role == RoleChoices.MEMBER
+
+
+@mock.patch("core.services.room_roles.RoomRoleService._sync_livekit_role")
+@mock.patch("core.services.room_roles.ParticipantsManagement")
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_cannot_demote_owner(
+    mock_perm_pm, mock_svc_pm, mock_sync
+):
+    """Room owners can never be demoted."""
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = True
+    mock_svc_pm.return_value.check_if_in_meeting.return_value = True
+
+    client = APIClient()
+    admin = UserFactory()
+    owner = UserFactory(sub=uuid.uuid4())
+    room = RoomFactory(users=[(admin, RoleChoices.ADMIN), (owner, RoleChoices.OWNER)])
+    client.force_login(admin)
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": str(owner.sub), "role": "member"},
+        format="json",
+    )
+
+    assert response.status_code == 403
+    assert response.json() == {"error": "Room owners cannot be demoted."}
+    assert (
+        ResourceAccess.objects.get(resource=room, user=owner).role == RoleChoices.OWNER
+    )
+    mock_sync.assert_not_called()
+
+
+@mock.patch("core.services.room_roles.RoomRoleService._sync_livekit_role")
+@mock.patch("core.services.room_roles.ParticipantsManagement")
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_anonymous_target_is_ephemeral(
+    mock_perm_pm, mock_svc_pm, mock_sync
+):
+    """Promoting an anonymous participant should not be possible."""
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = True
+    mock_svc_pm.return_value.check_if_in_meeting.return_value = True
+    mock_sync.return_value = True
+
+    client = APIClient()
+    admin = UserFactory()
+    room = RoomFactory(users=[(admin, RoleChoices.ADMIN)])
+    client.force_login(admin)
+
+    anonymous_identity = uuid.uuid4()
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": anonymous_identity, "role": "administrator"},
+        format="json",
+    )
+
+    assert response.status_code == 404
+    assert response.json() == {
+        "error": "This participant has no user account and cannot be assigned a role."
+    }
+    assert not ResourceAccess.objects.filter(resource=room).exclude(user=admin).exists()
+
+
+@mock.patch("core.services.room_roles.RoomRoleService._sync_livekit_role")
+@mock.patch("core.services.room_roles.ParticipantsManagement")
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_target_not_in_meeting(
+    mock_perm_pm, mock_svc_pm, mock_sync
+):
+    """Only connected participants can be promoted or demoted."""
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = True
+    mock_svc_pm.return_value.check_if_in_meeting.side_effect = (
+        ParticipantNotFoundException("Participant does not exist")
+    )
+
+    client = APIClient()
+    admin = UserFactory()
+    target = UserFactory(sub=uuid.uuid4())
+    room = RoomFactory(users=[(admin, RoleChoices.ADMIN)])
+    client.force_login(admin)
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": str(target.sub), "role": "administrator"},
+        format="json",
+    )
+
+    assert response.status_code == 404
+    assert not ResourceAccess.objects.filter(resource=room, user=target).exists()
+    mock_sync.assert_not_called()
+
+
+@mock.patch("core.services.room_roles.RoomRoleService._sync_livekit_role")
+@mock.patch("core.services.room_roles.ParticipantsManagement")
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_is_idempotent_and_resyncs(
+    mock_perm_pm, mock_svc_pm, mock_sync
+):
+    """Promoting an existing admin succeeds and still re-syncs LiveKit."""
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = True
+    mock_svc_pm.return_value.check_if_in_meeting.return_value = True
+    mock_sync.return_value = True
+
+    client = APIClient()
+    admin = UserFactory()
+    target = UserFactory(sub=uuid.uuid4())
+    room = RoomFactory(users=[(admin, RoleChoices.OWNER), (target, RoleChoices.ADMIN)])
+    client.force_login(admin)
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": str(target.sub), "role": "administrator"},
+        format="json",
+    )
+
+    assert response.status_code == 200
+    mock_sync.assert_called_once()
+
+
+@mock.patch("core.services.room_roles.RoomRoleService._sync_livekit_role")
+@mock.patch("core.services.room_roles.ParticipantsManagement")
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_livekit_failure_reports_partial_success(
+    mock_perm_pm, mock_svc_pm, mock_sync
+):
+    """A LiveKit sync failure does not lose the persisted role."""
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = True
+    mock_svc_pm.return_value.check_if_in_meeting.return_value = True
+    mock_sync.return_value = False
+
+    client = APIClient()
+    admin = UserFactory()
+    target = UserFactory(sub=uuid.uuid4())
+    room = RoomFactory(users=[(admin, RoleChoices.OWNER)])
+    client.force_login(admin)
+
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": str(target.sub), "role": "administrator"},
+        format="json",
+    )
+
+    assert response.status_code == 200
+    assert response.json() == {
+        "role": "administrator",
+        "livekit_synced": False,
+    }
+    assert (
+        ResourceAccess.objects.get(resource=room, user=target).role == RoleChoices.ADMIN
+    )
+
+
+@mock.patch("core.api.permissions.ParticipantsManagement")
+def test_update_participant_role_rejects_owner_role(mock_perm_pm):
+    """The owner role can never be granted through this endpoint."""
+    client = APIClient()
+    admin = UserFactory()
+    room = RoomFactory(users=[(admin, RoleChoices.ADMIN)])
+    client.force_login(admin)
+
+    mock_perm_pm.return_value.check_if_in_meeting.return_value = True
+    response = client.post(
+        f"/api/v1.0/rooms/{room.id}/update-participant-role/",
+        {"participant_identity": "some-identity", "role": "owner"},
+        format="json",
+    )
+
+    assert response.status_code == 400

src/backend/core/tests/services/test_livekit_events.py

@@ -20,8 +20,9 @@ from core.services.livekit_events import (
     api,
 )
 from core.services.lobby import LobbyService
+from core.services.room_management import RoomManagementException
 from core.services.telephony import TelephonyException, TelephonyService
-from core.utils import MetadataUpdateException, NotificationError
+from core.utils import NotificationError
 
 pytestmark = pytest.mark.django_db
 
@@ -70,9 +71,9 @@ def test_initialization(
     ),
 )
 @mock.patch("core.utils.notify_participants")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_success(
-    mock_update_room_metadata, mock_notify, mode, notification_type, service
+    mock_update_metadata, mock_notify, mode, notification_type, service
 ):
     """Should successfully stop recording and notifies all participant."""
 
@@ -86,8 +87,8 @@ def test_handle_egress_ended_success(
     mock_notify.assert_called_once_with(
         room_name=str(recording.room.id), notification_data={"type": notification_type}
     )
-    mock_update_room_metadata.assert_called_once_with(
-        str(recording.room.id), {}, ["recording_mode", "recording_status"]
+    mock_update_metadata.assert_called_once_with(
+        str(recording.room.id), remove_keys=["recording_mode", "recording_status"]
     )
 
     recording.refresh_from_db()
@@ -104,9 +105,9 @@ def test_handle_egress_ended_success(
         (EgressStatus.EGRESS_ABORTED, "aborted"),
     ),
 )
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_updated_success(
-    mock_update_room_metadata, egress_status, status, service
+    mock_update_metadata, egress_status, status, service
 ):
     """Should successfully update room's metadata."""
 
@@ -117,7 +118,7 @@ def test_handle_egress_updated_success(
 
     service._handle_egress_updated(mock_data)
 
-    mock_update_room_metadata.assert_called_once_with(
+    mock_update_metadata.assert_called_once_with(
         str(recording.room.id), {"recording_status": status}
     )
 
@@ -129,9 +130,9 @@ def test_handle_egress_updated_success(
         EgressStatus.EGRESS_LIMIT_REACHED,
     ),
 )
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_updated_non_handled(
-    mock_update_room_metadata, egress_status, service
+    mock_update_metadata, egress_status, service
 ):
     """Should ignore certain egress status and don't trigger metadata updates."""
 
@@ -142,7 +143,7 @@ def test_handle_egress_updated_non_handled(
 
     service._handle_egress_updated(mock_data)
 
-    mock_update_room_metadata.assert_not_called()
+    mock_update_metadata.assert_not_called()
 
 
 @pytest.mark.parametrize(
@@ -153,9 +154,9 @@ def test_handle_egress_updated_non_handled(
     ),
 )
 @mock.patch("core.utils.notify_participants")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_metadata_update_fails(
-    mock_update_room_metadata, mock_notify, mode, notification_type, service
+    mock_update_metadata, mock_notify, mode, notification_type, service
 ):
     """Should successfully stop and save recording when metadata's update fails."""
 
@@ -164,7 +165,7 @@ def test_handle_egress_ended_metadata_update_fails(
     mock_data.egress_info.egress_id = recording.worker_id
     mock_data.egress_info.status = EgressStatus.EGRESS_LIMIT_REACHED
 
-    mock_update_room_metadata.side_effect = MetadataUpdateException("Error notifying")
+    mock_update_metadata.side_effect = RoomManagementException("Error notifying")
 
     service._handle_egress_ended(mock_data)
 
@@ -178,9 +179,9 @@ def test_handle_egress_ended_metadata_update_fails(
 
 
 @mock.patch("core.utils.notify_participants")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_notification_fails(
-    mock_update_room_metadata, mock_notify, service
+    mock_update_metadata, mock_notify, service
 ):
     """Should raise ActionFailedError when notification fails but still stop recording."""
 
@@ -200,15 +201,15 @@ def test_handle_egress_ended_notification_fails(
     recording.refresh_from_db()
     assert recording.status == "stopped"
 
-    mock_update_room_metadata.assert_called_once_with(
-        str(recording.room.id), {}, ["recording_mode", "recording_status"]
+    mock_update_metadata.assert_called_once_with(
+        str(recording.room.id), remove_keys=["recording_mode", "recording_status"]
     )
 
 
 @mock.patch("core.utils.notify_participants")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_recording_not_found(
-    mock_update_room_metadata, mock_notify, service
+    mock_update_metadata, mock_notify, service
 ):
     """Should raise ActionFailedError when recording doesn't exist."""
 
@@ -223,16 +224,16 @@ def test_handle_egress_ended_recording_not_found(
         service._handle_egress_ended(mock_data)
 
     mock_notify.assert_not_called()
-    mock_update_room_metadata.assert_not_called()
+    mock_update_metadata.assert_not_called()
 
     recording.refresh_from_db()
     assert recording.status == "active"
 
 
 @mock.patch("core.utils.notify_participants")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_recording_not_active(
-    mock_update_room_metadata, mock_notify, service
+    mock_update_metadata, mock_notify, service
 ):
     """Should ignore non-active recordings."""
 
@@ -244,8 +245,8 @@ def test_handle_egress_ended_recording_not_active(
     service._handle_egress_ended(mock_data)
 
     mock_notify.assert_not_called()
-    mock_update_room_metadata.assert_called_once_with(
-        str(recording.room.id), {}, ["recording_mode", "recording_status"]
+    mock_update_metadata.assert_called_once_with(
+        str(recording.room.id), remove_keys=["recording_mode", "recording_status"]
     )
 
     recording.refresh_from_db()
@@ -253,9 +254,9 @@ def test_handle_egress_ended_recording_not_active(
 
 
 @mock.patch("core.utils.notify_participants")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_recording_not_limit_reached(
-    mock_update_room_metadata, mock_notify, service
+    mock_update_metadata, mock_notify, service
 ):
     """Should ignore egress non-limit-reached statuses."""
 
@@ -267,16 +268,16 @@ def test_handle_egress_ended_recording_not_limit_reached(
     service._handle_egress_ended(mock_data)
 
     mock_notify.assert_not_called()
-    mock_update_room_metadata.assert_called_once_with(
-        str(recording.room.id), {}, ["recording_mode", "recording_status"]
+    mock_update_metadata.assert_called_once_with(
+        str(recording.room.id), remove_keys=["recording_mode", "recording_status"]
     )
     assert recording.status == "stopped"
 
 
 @mock.patch("core.services.livekit_events.MetadataCollectorService")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_calls_metadata_collector_stop_when_conditions_are_met(
-    mock_update_room_metadata, mock_collector_class, service, settings
+    mock_update_metadata, mock_collector_class, service, settings
 ):
     """Should call MetadataCollectorService.stop when it exists."""
     settings.METADATA_COLLECTOR_ENABLED = True
@@ -306,7 +307,7 @@ def test_handle_egress_ended_calls_metadata_collector_stop_when_conditions_are_m
     ],
 )
 @mock.patch("core.services.livekit_events.MetadataCollectorService")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_does_not_call_metadata_collector_stop_when_conditions_not_met(
     _, mock_collector_class, metadata_enabled, options, service, settings
 ):  # pylint: disable=too-many-arguments,too-many-positional-arguments
@@ -335,7 +336,7 @@ def test_handle_egress_ended_does_not_call_metadata_collector_stop_when_conditio
     "notify_external_services"
 )
 @mock.patch("core.utils.notify_participants")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 @pytest.mark.parametrize(
     "egress_status",
     [EgressStatus.EGRESS_COMPLETE, EgressStatus.EGRESS_LIMIT_REACHED],
@@ -345,7 +346,7 @@ def test_handle_egress_ended_does_not_call_metadata_collector_stop_when_conditio
     [(True, "notification_succeeded"), (False, "saved")],
 )
 def test_handle_egress_ended_finalizes_recording(  # noqa: PLR0913
-    mock_update_room_metadata,
+    mock_update_metadata,
     mock_notify,
     mock_notify_external_services,
     notify_return_value,
@@ -378,7 +379,7 @@ def test_handle_egress_ended_finalizes_recording(  # noqa: PLR0913
     "notify_external_services"
 )
 @mock.patch("core.utils.notify_participants")
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 @pytest.mark.parametrize(
     "egress_status, expected_status",
     [
@@ -387,7 +388,7 @@ def test_handle_egress_ended_finalizes_recording(  # noqa: PLR0913
     ],
 )
 def test_handle_egress_ended_does_not_finalize_when_webhooks_enabled(  # noqa: PLR0913
-    mock_update_room_metadata,
+    mock_update_metadata,
     mock_notify,
     mock_notify_external_services,
     egress_status,
@@ -424,9 +425,9 @@ def test_handle_egress_ended_does_not_finalize_when_webhooks_enabled(  # noqa: P
         EgressStatus.EGRESS_ABORTED,
     ],
 )
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_does_not_save_on_wrong_status(
-    mock_update_room_metadata, egress_status, service, settings
+    mock_update_metadata, egress_status, service, settings
 ):
     """Shouldn't save on invalid status."""
     settings.RECORDING_STORAGE_EVENT_ENABLE = False
@@ -445,9 +446,9 @@ def test_handle_egress_ended_does_not_save_on_wrong_status(
 @pytest.mark.parametrize(
     "status", ["failed_to_start", "aborted", "failed_to_stop", "saved", "initiated"]
 )
-@mock.patch("core.utils.update_room_metadata")
+@mock.patch("core.services.room_management.RoomManagement.update_metadata")
 def test_handle_egress_ended_ignores_non_savable_recording(
-    mock_update_room_metadata, status, service, settings
+    mock_update_metadata, status, service, settings
 ):
     """Should handle non-savable recordings idempotently without raising.
 

src/backend/core/tests/services/test_lobby.py

@@ -9,13 +9,14 @@ import uuid
 from unittest import mock
 
 from django.conf import settings
+from django.contrib.auth.models import AnonymousUser
 from django.core.cache import cache
 from django.http import HttpResponse
 
 import pytest
 
-from core.factories import RoomFactory
-from core.models import RoomAccessLevel
+from core.factories import RoomFactory, UserFactory, UserResourceAccessFactory
+from core.models import RoleChoices, RoomAccessLevel
 from core.services.lobby import (
     LobbyParticipant,
     LobbyParticipantNotFound,
@@ -188,17 +189,17 @@ def test_prepare_response_new_cookie(lobby_service, participant_id):
 
 
 def test_can_bypass_lobby_public_room(lobby_service):
-    """Should return True for public rooms regardless of user auth."""
+    """Should return True for public rooms regardless of user auth and role."""
     room = RoomFactory(access_level=RoomAccessLevel.PUBLIC)
 
     # Anonymous user
     user = mock.Mock()
     user.is_authenticated = False
-    assert lobby_service.can_bypass_lobby(room, user) is True
+    assert lobby_service.can_bypass_lobby(room, user, role=None) is True
 
     # Authenticated user
     user.is_authenticated = True
-    assert lobby_service.can_bypass_lobby(room, user) is True
+    assert lobby_service.can_bypass_lobby(room, user, role=None) is True
 
 
 def test_can_bypass_lobby_trusted_room_authenticated(lobby_service):
@@ -208,7 +209,7 @@ def test_can_bypass_lobby_trusted_room_authenticated(lobby_service):
     # Authenticated user
     user = mock.Mock()
     user.is_authenticated = True
-    assert lobby_service.can_bypass_lobby(room, user) is True
+    assert lobby_service.can_bypass_lobby(room, user, role=None) is True
 
 
 def test_can_bypass_lobby_trusted_room_anonymous(lobby_service):
@@ -218,21 +219,34 @@ def test_can_bypass_lobby_trusted_room_anonymous(lobby_service):
     # Anonymous user
     user = mock.Mock()
     user.is_authenticated = False
-    assert lobby_service.can_bypass_lobby(room, user) is False
+    assert lobby_service.can_bypass_lobby(room, user, role=None) is False
 
 
 def test_can_bypass_lobby_private_room(lobby_service):
-    """Should return False for private rooms regardless of user auth."""
+    """Should return False for private rooms regardless of user auth if role is not."""
     room = RoomFactory(access_level=RoomAccessLevel.RESTRICTED)
 
     # Anonymous user
     user = mock.Mock()
     user.is_authenticated = False
-    assert lobby_service.can_bypass_lobby(room, user) is False
+    assert lobby_service.can_bypass_lobby(room, user, role=None) is False
 
     # Authenticated user
     user.is_authenticated = True
-    assert lobby_service.can_bypass_lobby(room, user) is False
+    assert lobby_service.can_bypass_lobby(room, user, role=None) is False
+
+
+@pytest.mark.parametrize(
+    "role",
+    [RoleChoices.MEMBER, RoleChoices.ADMIN, RoleChoices.OWNER],
+)
+def test_can_bypass_lobby_private_room_with_any_role(role, lobby_service):
+    """Should return True for private rooms if the user is authenticated and has any role."""
+    room = RoomFactory(access_level=RoomAccessLevel.RESTRICTED)
+
+    user = mock.Mock()
+    user.is_authenticated = True
+    assert lobby_service.can_bypass_lobby(room, user, role=role) is True
 
 
 @mock.patch("core.utils.generate_livekit_config")
@@ -241,7 +255,7 @@ def test_request_entry_public_room(
 ):
     """Test requesting entry to a public room."""
     request = mock.Mock()
-    request.user = mock.Mock()
+    request.user = AnonymousUser()
 
     room = RoomFactory(access_level=RoomAccessLevel.PUBLIC)
 
@@ -266,8 +280,8 @@ def test_request_entry_public_room(
         username=username,
         color=participant.color,
         configuration=room.configuration,
-        is_admin_or_owner=False,
         participant_id="test-participant-id",
+        role=None,
     )
 
     lobby_service._get_participant.assert_called_once_with(room.id, participant_id)
@@ -279,8 +293,7 @@ def test_request_entry_trusted_room(
 ):
     """Test requesting entry to a trusted room when the user is authenticated."""
     request = mock.Mock()
-    request.user = mock.Mock()
-    request.user.is_authenticated = True
+    request.user = UserFactory()
 
     room = RoomFactory(access_level=RoomAccessLevel.TRUSTED)
 
@@ -305,8 +318,8 @@ def test_request_entry_trusted_room(
         username=username,
         color=participant.color,
         configuration=room.configuration,
-        is_admin_or_owner=False,
         participant_id="test-participant-id",
+        role=None,
     )
 
     lobby_service._get_participant.assert_called_once_with(room.id, participant_id)
@@ -319,6 +332,7 @@ def test_request_entry_new_participant(
     """Test requesting entry for a new participant."""
     request = mock.Mock()
     request.COOKIES = {settings.LOBBY_COOKIE_NAME: participant_id}
+    request.user = AnonymousUser()
 
     room = RoomFactory(access_level=RoomAccessLevel.RESTRICTED)
 
@@ -348,6 +362,7 @@ def test_request_entry_waiting_participant(
     """Test requesting entry for a waiting participant."""
     request = mock.Mock()
     request.COOKIES = {settings.LOBBY_COOKIE_NAME: participant_id}
+    request.user = AnonymousUser()
 
     room = RoomFactory(access_level=RoomAccessLevel.RESTRICTED)
 
@@ -374,7 +389,7 @@ def test_request_entry_accepted_participant(
 ):
     """Test requesting entry for an accepted participant."""
     request = mock.Mock()
-    request.user = mock.Mock()
+    request.user = AnonymousUser()
     request.COOKIES = {settings.LOBBY_COOKIE_NAME: participant_id}
 
     room = RoomFactory(access_level=RoomAccessLevel.RESTRICTED)
@@ -400,8 +415,48 @@ def test_request_entry_accepted_participant(
         username=username,
         color="#123456",
         configuration=room.configuration,
-        is_admin_or_owner=False,
         participant_id="test-participant-id",
+        role=None,
+    )
+    lobby_service._get_participant.assert_called_once_with(room.id, participant_id)
+
+
+@mock.patch("core.utils.generate_livekit_config")
+def test_request_entry_participant_with_role(
+    mock_generate_config, lobby_service, participant_id, username
+):
+    """Test requesting entry for a participant with a role on the room."""
+    request = mock.Mock()
+    request.user = UserFactory()
+    request.COOKIES = {settings.LOBBY_COOKIE_NAME: participant_id}
+
+    room = RoomFactory(access_level=RoomAccessLevel.RESTRICTED)
+
+    UserResourceAccessFactory(resource=room, user=request.user, role="administrator")
+
+    mocked_participant = LobbyParticipant(
+        status=LobbyParticipantStatus.ACCEPTED,
+        username=username,
+        id=participant_id,
+        color="#123456",
+    )
+    lobby_service._get_or_create_participant_id = mock.Mock(return_value=participant_id)
+    lobby_service._get_participant = mock.Mock(return_value=mocked_participant)
+
+    mock_generate_config.return_value = {"token": "test-token"}
+
+    participant, livekit_config = lobby_service.request_entry(room, request, username)
+
+    assert participant.status == LobbyParticipantStatus.ACCEPTED
+    assert livekit_config == {"token": "test-token"}
+    mock_generate_config.assert_called_once_with(
+        room_id=str(room.id),
+        user=request.user,
+        username=username,
+        color="#123456",
+        configuration=room.configuration,
+        participant_id="test-participant-id",
+        role="administrator",
     )
     lobby_service._get_participant.assert_called_once_with(room.id, participant_id)
 

src/backend/core/tests/test_utils.py

@@ -2,13 +2,109 @@
 Test utils functions
 """
 
+# pylint: disable=W0621
 import json
 from unittest import mock
 
+from django.conf import settings
+from django.contrib.auth.models import AnonymousUser
+
+import jwt
 import pytest
 from livekit.api import TwirpError
 
-from core.utils import NotificationError, create_livekit_client, notify_participants
+from core.factories import UserFactory
+from core.utils import (
+    NotificationError,
+    create_livekit_client,
+    generate_token,
+    notify_participants,
+)
+
+pytestmark = pytest.mark.django_db
+
+
+def decode_token(token: str) -> dict:
+    """Decode a LiveKit JWT access token for inspection."""
+    return jwt.decode(
+        token,
+        settings.LIVEKIT_CONFIGURATION["api_secret"],
+        algorithms=["HS256"],
+    )
+
+
+def test_generate_token_authenticated_uses_full_name():
+    """The token's display name should default to the user's full name."""
+    user = UserFactory(full_name="Jane Doe")
+
+    token = generate_token(room="my-room", user=user)
+
+    claims = decode_token(token)
+    assert claims["name"] == "Jane Doe"
+    assert claims["sub"] == str(user.sub)
+
+
+def test_generate_token_authenticated_fallback_user_representation():
+    """
+    When the user has no full name, the token's display name should fall back
+    to the user's string representation.
+    """
+    user = UserFactory(full_name=None)
+
+    token = generate_token(room="my-room", user=user)
+
+    claims = decode_token(token)
+    assert claims["name"] == str(user)
+
+
+def test_generate_token_explicit_username_overrides_default():
+    """An explicitly provided username should take precedence over the full name."""
+    user = UserFactory(full_name="Jane Doe")
+
+    token = generate_token(room="my-room", user=user, username="Custom Name")
+
+    claims = decode_token(token)
+    assert claims["name"] == "Custom Name"
+
+
+def test_authenticated_username_ignored_when_editing_disabled(settings):
+    """With editing disabled, an authenticated user's username is ignored."""
+    settings.AUTHENTICATED_PARTICIPANTS_CAN_EDIT_DISPLAY_NAME = False
+    user = UserFactory(full_name="Jane Doe")
+    token = generate_token(room="my-room", user=user, username="Custom Name")
+    claims = decode_token(token)
+    assert claims["name"] == "Jane Doe"
+
+
+def test_authenticated_default_name_unaffected_when_editing_disabled(settings):
+    """Disabling editing doesn't disturb the default full-name path."""
+    settings.AUTHENTICATED_PARTICIPANTS_CAN_EDIT_DISPLAY_NAME = False
+    user = UserFactory(full_name="Jane Doe")
+    token = generate_token(room="my-room", user=user)
+    claims = decode_token(token)
+    assert claims["name"] == "Jane Doe"
+
+
+def test_anonymous_uses_username_when_provided():
+    """An anonymous user's provided username is used as the display name."""
+    token = generate_token(room="my-room", user=AnonymousUser(), username="Guest42")
+    claims = decode_token(token)
+    assert claims["name"] == "Guest42"
+
+
+def test_anonymous_username_used_even_when_editing_disabled(settings):
+    """The setting governs authenticated users only; anonymous can still set a name."""
+    settings.AUTHENTICATED_PARTICIPANTS_CAN_EDIT_DISPLAY_NAME = False
+    token = generate_token(room="my-room", user=AnonymousUser(), username="Guest42")
+    claims = decode_token(token)
+    assert claims["name"] == "Guest42"
+
+
+def test_anonymous_falls_back_to_anonymous_label():
+    """With no username, an anonymous user is labelled 'Anonymous'."""
+    token = generate_token(room="my-room", user=AnonymousUser())
+    claims = decode_token(token)
+    assert claims["name"] == "Anonymous"
 
 
 @mock.patch("asyncio.get_running_loop")

src/backend/core/utils.py

@@ -31,7 +31,6 @@ from livekit.api import (  # pylint: disable=E0611
     LiveKitAPI,
     SendDataRequest,
     TwirpError,
-    UpdateRoomMetadataRequest,
     VideoGrants,
 )
 
@@ -66,7 +65,7 @@ def generate_token(
     username: Optional[str] = None,
     color: Optional[str] = None,
     sources: Optional[List[str]] = None,
-    is_admin_or_owner: bool = False,
+    role: Optional[str] = None,
     participant_id: Optional[str] = None,
 ) -> str:
     """Generate a LiveKit access token for a user in a specific room.
@@ -80,7 +79,7 @@ def generate_token(
                          If none, a value will be generated
         sources: (Optional[List[str]]): List of media sources the user can publish
                          If none, defaults to LIVEKIT_DEFAULT_SOURCES.
-        is_admin_or_owner (bool): Whether user has admin privileges
+        role (Optional[str]): Room's access role if any
         participant_id (Optional[str]): Stable identifier for anonymous users;
                          used as identity when user.is_anonymous.
 
@@ -88,6 +87,7 @@ def generate_token(
         str: The LiveKit JWT access token.
     """
 
+    is_admin_or_owner = role in ("owner", "administrator")
     if is_admin_or_owner:
         sources = settings.LIVEKIT_DEFAULT_SOURCES
 
@@ -109,11 +109,16 @@ def generate_token(
         default_username = "Anonymous"
     else:
         identity = str(user.sub)
-        default_username = str(user)
+        default_username = user.full_name or str(user)
 
     if color is None:
         color = generate_color(identity)
 
+    can_edit = (
+        settings.AUTHENTICATED_PARTICIPANTS_CAN_EDIT_DISPLAY_NAME or user.is_anonymous
+    )
+    display_name = (username or default_username) if can_edit else default_username
+
     token = (
         AccessToken(
             api_key=settings.LIVEKIT_CONFIGURATION["api_key"],
@@ -121,9 +126,13 @@ def generate_token(
         )
         .with_grants(video_grants)
         .with_identity(identity)
-        .with_name(username or default_username)
+        .with_name(display_name)
         .with_attributes(
-            {"color": color, "room_admin": "true" if is_admin_or_owner else "false"}
+            {
+                "color": color,
+                "room_role": role,
+                "is_authenticated": "true" if user.is_authenticated else "false",
+            }
         )
     )
 
@@ -134,7 +143,7 @@ def generate_livekit_config(
     room_id: str,
     user,
     username: str,
-    is_admin_or_owner: bool,
+    role: Optional[str] = None,
     color: Optional[str] = None,
     configuration: Optional[dict] = None,
     participant_id: Optional[str] = None,
@@ -145,7 +154,7 @@ def generate_livekit_config(
         room_id: Room identifier
         user: User instance requesting access
         username: Display name in room
-        is_admin_or_owner (bool): Whether the user has admin/owner privileges for this room.
+        role (str): Room's access role if any
         color (Optional[str]): Optional color to associate with the participant.
         configuration (Optional[dict]): Room configuration dict that can override default settings.
         participant_id (Optional[str]): Stable identifier for anonymous users;
@@ -168,7 +177,7 @@ def generate_livekit_config(
             username=username,
             color=color,
             sources=sources,
-            is_admin_or_owner=is_admin_or_owner,
+            role=role,
             participant_id=participant_id,
         ),
     }
@@ -253,57 +262,6 @@ async def notify_participants(room_name: str, notification_data: dict):
         await lkapi.aclose()
 
 
-class MetadataUpdateException(Exception):
-    """Room's metadata update fails."""
-
-
-@async_to_sync
-async def update_room_metadata(
-    room_name: str, metadata: dict, remove_keys: Optional[list[str]] = None
-):
-    """Update LiveKit room metadata by merging new values with existing metadata.
-
-    Args:
-        room_name: Name of the room to update
-        metadata: Dictionary of metadata key-values to add/update
-        remove_keys: Optional list of keys to remove from existing metadata.
-    """
-
-    lkapi = create_livekit_client()
-
-    try:
-        response = await lkapi.room.list_rooms(
-            ListRoomsRequest(
-                names=[room_name],
-            )
-        )
-
-        if not response.rooms:
-            return
-
-        room = response.rooms[0]
-
-        existing_metadata = json.loads(room.metadata) if room.metadata else {}
-
-        if remove_keys:
-            for key in remove_keys:
-                existing_metadata.pop(key, None)
-
-        updated_metadata = {**existing_metadata, **metadata}
-
-        await lkapi.room.update_room_metadata(
-            UpdateRoomMetadataRequest(
-                room=room_name, metadata=json.dumps(updated_metadata).encode("utf-8")
-            )
-        )
-    except TwirpError as e:
-        raise MetadataUpdateException(
-            f"Failed to update metadata for room {room_name}: {e}"
-        ) from e
-    finally:
-        await lkapi.aclose()
-
-
 ALPHANUMERIC_CHARSET = string.ascii_letters + string.digits
 
 

src/backend/meet/settings.py

@@ -398,6 +398,9 @@ class Base(Configuration):
         "feedback": values.DictValue(
             {}, environ_name="FRONTEND_FEEDBACK", environ_prefix=None
         ),
+        "documentation_url": values.Value(
+            None, environ_name="FRONTEND_DOCUMENTATION_URL", environ_prefix=None
+        ),
         "external_home_url": values.Value(
             None, environ_name="FRONTEND_EXTERNAL_HOME_URL", environ_prefix=None
         ),
@@ -671,6 +674,11 @@ class Base(Configuration):
         environ_name="PARTICIPANT_FORBIDDEN_PERMISSION_FIELDS",
         environ_prefix=None,
     )
+    AUTHENTICATED_PARTICIPANTS_CAN_EDIT_DISPLAY_NAME = values.BooleanValue(
+        True,
+        environ_name="AUTHENTICATED_PARTICIPANTS_CAN_EDIT_DISPLAY_NAME",
+        environ_prefix=None,
+    )
 
     # Recording settings
     RECORDING_ENABLE = values.BooleanValue(

src/backend/pyproject.toml

@@ -7,7 +7,7 @@ build-backend = "uv_build"
 
 [project]
 name = "meet"
-version = "1.23.0"
+version = "1.24.0"
 authors = [{ "name" = "DINUM", "email" = "dev@mail.numerique.gouv.fr" }]
 classifiers = [
     "Development Status :: 5 - Production/Stable",

src/backend/uv.lock

@@ -1187,7 +1187,7 @@ wheels = [
 
 [[package]]
 name = "meet"
-version = "1.23.0"
+version = "1.24.0"
 source = { editable = "." }
 dependencies = [
     { name = "aiohttp" },

src/frontend/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "meet",
-  "version": "1.23.0",
+  "version": "1.24.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "meet",
-      "version": "1.23.0",
+      "version": "1.24.0",
       "dependencies": {
         "@fontsource-variable/atkinson-hyperlegible-next": "5.2.6",
         "@fontsource-variable/lexend": "5.2.11",
@@ -15,10 +15,11 @@
         "@livekit/components-react": "2.9.21",
         "@livekit/components-styles": "1.2.0",
         "@livekit/track-processors": "0.7.2",
+        "@mediapipe/tasks-vision": "0.10.35",
         "@pandacss/preset-panda": "1.11.3",
         "@react-types/overlays": "3.10.0",
         "@remixicon/react": "4.9.0",
-        "@tanstack/react-query": "5.101.0",
+        "@tanstack/react-query": "5.101.1",
         "@timephy/rnnoise-wasm": "1.0.0",
         "crisp-sdk-web": "1.1.2",
         "derive-valtio": "0.2.0",
@@ -28,14 +29,14 @@
         "i18next-browser-languagedetector": "8.2.1",
         "i18next-parser": "9.4.0",
         "i18next-resources-to-backend": "1.2.1",
-        "livekit-client": "2.19.2",
-        "posthog-js": "1.387.0",
+        "livekit-client": "2.20.0",
+        "posthog-js": "1.395.0",
         "react": "18.3.1",
-        "react-aria": "3.49.0",
-        "react-aria-components": "1.18.0",
+        "react-aria": "3.50.0",
+        "react-aria-components": "1.19.0",
         "react-dom": "18.3.1",
         "react-i18next": "17.0.8",
-        "react-stately": "3.47.0",
+        "react-stately": "3.48.0",
         "use-sound": "5.0.0",
         "valtio": "2.3.2",
         "wouter": "3.10.0"
@@ -63,6 +64,7 @@
         "typescript": "6.0.3",
         "typescript-eslint": "8.60.1",
         "vite": "8.0.14",
+        "vite-plugin-static-copy": "4.1.1",
         "vite-plugin-svgr": "5.2.0"
       }
     },
@@ -110,6 +112,62 @@
         "react-dom": "^16.8.0 || ^17.0.0-rc.1 || ^18.0.0 || ^19.0.0"
       }
     },
+    "node_modules/@adobe/react-spectrum/node_modules/react-aria": {
+      "version": "3.49.0",
+      "resolved": "https://registry.npmjs.org/react-aria/-/react-aria-3.49.0.tgz",
+      "integrity": "sha512-4+oK9FwJQWYhyA5zLfj/feOGY0zZbkE1muoF4gyxMroHVypjcYaRSTlJwvxph2zIlxt757KX6xIK2wJ5Aw1Kog==",
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     },
     "node_modules/web-vitals": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/web-vitals/-/web-vitals-5.1.0.tgz",
-      "integrity": "sha512-ArI3kx5jI0atlTtmV0fWU3fjpLmq/nD3Zr1iFFlJLaqa5wLBkUSzINwBPySCX/8jRyjlmy1Volw1kz1g9XE4Jg==",
+      "version": "5.3.0",
+      "resolved": "https://registry.npmjs.org/web-vitals/-/web-vitals-5.3.0.tgz",
+      "integrity": "sha512-q6LWsLatGYZp5VGBIOvbTj6JBV2nOmC8KvWztXBmwJcfFAzhwKwbOxhUH306XY3CcaZDUlSmSuNPBsCn0bFu+g==",
       "license": "Apache-2.0"
     },
     "node_modules/webrtc-adapter": {

src/frontend/package.json

@@ -1,7 +1,7 @@
 {
   "name": "meet",
   "private": true,
-  "version": "1.23.0",
+  "version": "1.24.0",
   "type": "module",
   "scripts": {
     "dev": "panda codegen && vite",
@@ -17,15 +17,16 @@
   "dependencies": {
     "@fontsource-variable/atkinson-hyperlegible-next": "5.2.6",
     "@fontsource-variable/lexend": "5.2.11",
-    "@libreaudio/la-call": "0.1.4",
     "@fontsource/opendyslexic": "5.2.5",
+    "@libreaudio/la-call": "0.1.4",
     "@livekit/components-react": "2.9.21",
     "@livekit/components-styles": "1.2.0",
     "@livekit/track-processors": "0.7.2",
+    "@mediapipe/tasks-vision": "0.10.35",
     "@pandacss/preset-panda": "1.11.3",
     "@react-types/overlays": "3.10.0",
     "@remixicon/react": "4.9.0",
-    "@tanstack/react-query": "5.101.0",
+    "@tanstack/react-query": "5.101.1",
     "@timephy/rnnoise-wasm": "1.0.0",
     "crisp-sdk-web": "1.1.2",
     "derive-valtio": "0.2.0",
@@ -35,14 +36,14 @@
     "i18next-browser-languagedetector": "8.2.1",
     "i18next-parser": "9.4.0",
     "i18next-resources-to-backend": "1.2.1",
-    "livekit-client": "2.19.2",
-    "posthog-js": "1.387.0",
+    "livekit-client": "2.20.0",
+    "posthog-js": "1.395.0",
     "react": "18.3.1",
-    "react-aria": "3.49.0",
-    "react-aria-components": "1.18.0",
+    "react-aria": "3.50.0",
+    "react-aria-components": "1.19.0",
     "react-dom": "18.3.1",
     "react-i18next": "17.0.8",
-    "react-stately": "3.47.0",
+    "react-stately": "3.48.0",
     "use-sound": "5.0.0",
     "valtio": "2.3.2",
     "wouter": "3.10.0"
@@ -70,6 +71,7 @@
     "typescript": "6.0.3",
     "typescript-eslint": "8.60.1",
     "vite": "8.0.14",
+    "vite-plugin-static-copy": "4.1.1",
     "vite-plugin-svgr": "5.2.0"
   }
 }

src/frontend/panda.config.ts

@@ -114,6 +114,10 @@ const config: Config = {
           clipPath: 'polygon(50% 50%, 0 0, 100% 0, 100% 100%, 0 100%, 0 0)',
         },
       },
+      overlayIn: {
+        from: { opacity: 0 },
+        to: { opacity: 0.6 },
+      },
     },
     tokens: defineTokens({
       /* we take a few things from the panda preset but for now we clear out some stuff.

src/frontend/src/api/useConfig.ts

@@ -20,6 +20,7 @@ export interface ApiConfig {
   feedback: {
     url: string
   }
+  documentation_url?: string
   external_home_url?: string
   silence_livekit_debug_logs?: boolean
   is_silent_login_enabled?: boolean
@@ -58,6 +59,7 @@ export interface ApiConfig {
   transcription_destination?: string
   max_participants_for_sound: number
   auto_mute_on_join_threshold: number
+  authenticated_users_can_edit_display_name: boolean
 }
 
 const fetchConfig = (): Promise<ApiConfig> => {

src/frontend/src/components/Avatar.tsx

@@ -7,36 +7,20 @@ const avatar = cva({
     color: 'white',
     display: 'flex',
     borderRadius: '50%',
-    justifyContent: 'center',
-    alignItems: 'center',
     userSelect: 'none',
     cursor: 'default',
     flexGrow: 0,
     flexShrink: 0,
+    overflow: 'hidden',
   },
   variants: {
     context: {
-      subtitles: {
-        width: '40px',
-        height: '40px',
-        fontSize: '1.3rem',
-        lineHeight: '1rem',
-      },
-      list: {
-        width: '32px',
-        height: '32px',
-        fontSize: '1.3rem',
-        lineHeight: '1rem',
-      },
-      placeholder: {
-        width: '100%',
-        height: '100%',
-      },
+      subtitles: { width: '40px', height: '40px' },
+      list: { width: '32px', height: '32px' },
+      placeholder: { width: '100%', height: '100%' },
     },
     notification: {
-      true: {
-        border: '2px solid white',
-      },
+      true: { border: '2px solid white' },
     },
   },
   defaultVariants: {
@@ -44,37 +28,49 @@ const avatar = cva({
   },
 })
 
+const getInitials = (name?: string): string => {
+  if (!name) return ''
+  const words = name.trim().split(/\s+/).filter(Boolean)
+  if (words.length === 0) return ''
+  const first = words[0].charAt(0)
+  const second = words.length > 1 ? words[1].charAt(0) : ''
+  return (first + second).toUpperCase()
+}
+
 export type AvatarProps = React.HTMLAttributes<HTMLDivElement> & {
   name?: string
   bgColor?: string
 } & RecipeVariantProps<typeof avatar>
 
-export const Avatar = ({
-  name,
-  bgColor,
-  context,
-  notification,
-  style,
-  ...props
-}: AvatarProps) => {
-  const initial = name?.trim()?.charAt(0) ?? ''
-  return (
-    <div
-      style={{
-        backgroundColor: bgColor,
-        ...style,
-      }}
-      className={avatar({ context, notification })}
-      {...props}
-    >
-      <span
-        aria-hidden="true"
-        className={css({
-          marginTop: '-0.3rem',
-        })}
+export const Avatar = React.memo(
+  ({ name, bgColor, context, notification, style, ...props }: AvatarProps) => {
+    const initials = getInitials(name)
+    return (
+      <div
+        style={{ backgroundColor: bgColor, ...style }}
+        className={avatar({ context, notification })}
+        {...props}
       >
-        {initial}
-      </span>
-    </div>
-  )
-}
+        <svg
+          viewBox="0 0 100 100"
+          aria-hidden="true"
+          className={css({ width: '100%', height: '100%', display: 'block' })}
+        >
+          <text
+            x="50"
+            y="50"
+            textAnchor="middle"
+            dominantBaseline="central"
+            fontSize={initials.length > 1 ? 48 : 52}
+            fontWeight="500"
+            fill="currentColor"
+          >
+            {initials.toUpperCase()}
+          </text>
+        </svg>
+      </div>
+    )
+  }
+)
+
+Avatar.displayName = 'Avatar'

src/frontend/src/features/chat/components/Chat.tsx

@@ -0,0 +1,50 @@
+import { useTranslation } from 'react-i18next'
+import { Text } from '@/primitives'
+import { ChatMessages } from './ChatMessages'
+import { ChatTextArea } from './ChatTextArea'
+import { styled } from '@/styled-system/jsx'
+
+const ChatContainer = styled('div', {
+  base: {
+    display: 'flex',
+    padding: '0 1.5rem',
+    flexGrow: 1,
+    flexDirection: 'column',
+    minHeight: 0,
+  },
+})
+
+const ChatMessagesContainer = styled('div', {
+  base: {
+    display: 'flex',
+    flexDirection: 'column',
+    flexGrow: 1,
+    minHeight: 0,
+  },
+})
+
+const TextContainer = styled('div', {
+  base: {
+    display: 'flex',
+    padding: '0.75rem',
+    backgroundColor: 'greyscale.50',
+    borderRadius: 4,
+    marginBottom: '0.75rem',
+  },
+})
+
+export const Chat = () => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'chat' })
+
+  return (
+    <ChatContainer>
+      <TextContainer>
+        <Text variant="sm">{t('disclaimer')}</Text>
+      </TextContainer>
+      <ChatMessagesContainer>
+        <ChatMessages />
+      </ChatMessagesContainer>
+      <ChatTextArea />
+    </ChatContainer>
+  )
+}

src/frontend/src/features/chat/components/ChatMessage.tsx

@@ -0,0 +1,34 @@
+import type { ChatRow } from '@/stores/chat'
+import { styled } from '@/styled-system/jsx'
+import { ChatMessageMetadata } from './ChatMessageMedata'
+import { ChatMessageBody } from './ChatMessageBody'
+
+const StyledContainer = styled('li', {
+  base: {
+    display: 'flex',
+    flexDirection: 'column',
+    gap: '0.25rem',
+  },
+})
+
+type ChatMessageProps = {
+  item: ChatRow
+}
+
+export const ChatMessage = ({ item }: ChatMessageProps) => {
+  const time = new Date(item.timestamp)
+  const locale = navigator ? navigator.language : 'en-US'
+  return (
+    <StyledContainer
+      title={time.toLocaleTimeString(locale, { timeStyle: 'full' })}
+    >
+      {!item.hideMetadata && (
+        <ChatMessageMetadata
+          timestamp={item.timestamp}
+          identity={item.identity}
+        />
+      )}
+      <ChatMessageBody message={item.message} />
+    </StyledContainer>
+  )
+}

src/frontend/src/features/chat/components/ChatMessageBody.tsx

@@ -0,0 +1,33 @@
+import { ChatRow } from '@/stores/chat'
+import React, { useMemo } from 'react'
+import { formatChatMessageLinks } from '@livekit/components-react'
+import { css } from '@/styled-system/css'
+import { Text } from '@/primitives'
+
+type ChatMessageBodyProps = Pick<ChatRow, 'message'>
+
+export const ChatMessageBody = React.memo(
+  ({ message }: ChatMessageBodyProps) => {
+    const formattedMessage = useMemo(() => {
+      return formatChatMessageLinks(message)
+    }, [message])
+
+    return (
+      <Text
+        variant="sm"
+        margin={false}
+        className={css({
+          whiteSpace: 'pre-wrap',
+          '& .lk-chat-link': {
+            color: 'blue',
+            textDecoration: 'underline',
+          },
+        })}
+      >
+        {formattedMessage}
+      </Text>
+    )
+  }
+)
+
+ChatMessageBody.displayName = 'ChatMessageBody'

src/frontend/src/features/chat/components/ChatMessageMedata.tsx

@@ -0,0 +1,41 @@
+import { styled } from '@/styled-system/jsx'
+import { ChatRow, chatStore } from '@/stores/chat'
+import React, { useMemo } from 'react'
+import { useSnapshot } from 'valtio'
+import { Text } from '@/primitives'
+
+const StyledContainer = styled('span', {
+  base: {
+    display: 'flex',
+    gap: '0.5rem',
+    paddingTop: '0.75rem',
+  },
+})
+
+type ChatMessageMetadataProps = Pick<ChatRow, 'identity' | 'timestamp'>
+
+export const ChatMessageMetadata = React.memo(
+  ({ identity, timestamp }: ChatMessageMetadataProps) => {
+    const time = new Date(timestamp)
+    const locale = navigator ? navigator.language : 'en-US'
+
+    const { names } = useSnapshot(chatStore)
+
+    const currentDisplayName = useMemo(() => {
+      if (identity) return names[identity] ?? identity
+    }, [names, identity])
+
+    return (
+      <StyledContainer>
+        <Text bold={true} variant="sm">
+          {currentDisplayName}
+        </Text>
+        <Text variant="smNote" wrap="no">
+          {time.toLocaleTimeString(locale, { timeStyle: 'short' })}
+        </Text>
+      </StyledContainer>
+    )
+  }
+)
+
+ChatMessageMetadata.displayName = 'ChatMessageMetadata'

src/frontend/src/features/chat/components/ChatMessages.tsx

@@ -0,0 +1,79 @@
+import {
+  ListBox,
+  ListBoxItem,
+  ListLayout,
+  Virtualizer,
+} from 'react-aria-components'
+import { useTranslation } from 'react-i18next'
+import { ChatMessage } from './ChatMessage.tsx'
+import { useLayoutEffect, useRef } from 'react'
+import { useSnapshot } from 'valtio'
+import { ChatRow, chatStore } from '@/stores/chat'
+
+// Estimated height of a chat entry in px. ListLayout measures the real
+// rendered height of each row; this value is only used to size the
+// scrollbar before rows have been measured.
+const ESTIMATED_ROW_HEIGHT = 56
+const BOTTOM_THRESHOLD_PX = 32
+
+export const ChatMessages = () => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'chat' })
+  const { rows: items } = useSnapshot(chatStore)
+
+  const listRef = useRef<HTMLDivElement>(null)
+  const stick = useRef(true)
+
+  useLayoutEffect(() => {
+    const el = listRef.current
+    if (!el) return
+    const pin = () => {
+      if (stick.current) el.scrollTop = el.scrollHeight
+    }
+    const onScroll = () => {
+      stick.current =
+        el.scrollHeight - el.scrollTop - el.clientHeight <= BOTTOM_THRESHOLD_PX
+    }
+    const ro = new ResizeObserver(pin)
+    // Sizer div = ListLayout's content size. Fires on append, and again each
+    // time an estimated row height is replaced by a measured one.
+    if (el.firstElementChild) ro.observe(el.firstElementChild)
+    // Container. Height goes 0 -> N as the panel animates in, and on resize.
+    ro.observe(el)
+    el.addEventListener('scroll', onScroll, { passive: true })
+    pin()
+    return () => {
+      ro.disconnect()
+      el.removeEventListener('scroll', onScroll)
+    }
+  }, [])
+
+  return (
+    <Virtualizer
+      layout={ListLayout}
+      layoutOptions={{
+        estimatedRowSize: ESTIMATED_ROW_HEIGHT,
+        gap: 4,
+        padding: 4,
+      }}
+    >
+      <ListBox
+        ref={listRef}
+        aria-label={t('messagesLabel', 'Chat messages')}
+        items={items}
+        selectionMode="none"
+        style={{
+          display: 'block',
+          height: '100%',
+          width: '100%',
+          overflow: 'auto',
+        }}
+      >
+        {(item: ChatRow) => (
+          <ListBoxItem style={{ width: '100%' }}>
+            <ChatMessage item={item} />
+          </ListBoxItem>
+        )}
+      </ListBox>
+    </Virtualizer>
+  )
+}

src/frontend/src/features/chat/components/ChatProvider.tsx

@@ -0,0 +1,83 @@
+// features/rooms/chat/ChatProvider.tsx — renders no DOM, mounted once at room level
+import { ref } from 'valtio'
+import { useSidePanel } from '@/features/rooms/livekit/hooks/useSidePanel'
+import React, { useEffect } from 'react'
+import { useChat, useRoomContext } from '@livekit/components-react'
+import { appendRow, chatStore, resetChatStore } from '@/stores/chat'
+import type { ChatMessage } from '@livekit/components-core'
+import {
+  LocalParticipant,
+  Participant,
+  RemoteParticipant,
+  RoomEvent,
+} from 'livekit-client'
+
+export const ChatProvider = () => {
+  const lastReadMsgAt = React.useRef<ChatMessage['timestamp']>(0)
+  const { send, chatMessages, isSending } = useChat()
+  const { isChatOpen } = useSidePanel()
+
+  const room = useRoomContext()
+
+  useEffect(() => {
+    resetChatStore()
+  }, [])
+
+  // Tigger the message notification (temporary)
+  useEffect(() => {
+    // TEMPORARY: This is a brittle workaround that relies on message count tracking
+    // due to recent LiveKit useChat changes breaking the previous implementation
+    // (see https://github.com/livekit/components-js/issues/1158)
+    // Remove this once we refactor chat to use the new text stream approach
+    const latestMessage = chatMessages.slice(-1)[0]
+    if (!latestMessage) return
+    const from = latestMessage.from as
+      | RemoteParticipant
+      | LocalParticipant
+      | undefined
+
+    room.emit(RoomEvent.ChatMessage, latestMessage, from)
+  }, [chatMessages, room])
+
+  useEffect(() => {
+    for (let i = chatStore.rows.length; i < chatMessages.length; i++) {
+      appendRow(chatMessages[i])
+    }
+  }, [chatMessages])
+
+  useEffect(() => {
+    chatStore.send = ref(send)
+  }, [send])
+
+  useEffect(() => {
+    chatStore.isSending = isSending
+  }, [isSending])
+
+  // Set the unread messages count
+  useEffect(() => {
+    if (chatMessages.length === 0) return
+    const last = chatMessages[chatMessages.length - 1]
+    if (isChatOpen) {
+      lastReadMsgAt.current = last.timestamp
+      chatStore.unreadMessages = 0
+      return
+    }
+    chatStore.unreadMessages = chatMessages.filter(
+      (m) => !lastReadMsgAt.current || m.timestamp > lastReadMsgAt.current
+    ).length
+  }, [chatMessages, isChatOpen])
+
+  // Listen to participant name changes
+  useEffect(() => {
+    const setName = (p: Participant) => {
+      chatStore.names[p.identity] = p.name || p.identity
+    }
+    const onNameChanged = (_name: string, p: Participant) => setName(p)
+    room.on(RoomEvent.ParticipantNameChanged, onNameChanged)
+    return () => {
+      room.off(RoomEvent.ParticipantNameChanged, onNameChanged)
+    }
+  }, [room])
+
+  return null
+}

src/frontend/src/features/chat/components/ChatSubmitButton.tsx

@@ -0,0 +1,30 @@
+import React from 'react'
+import { useTranslation } from 'react-i18next'
+import { Button } from '@/primitives'
+import { RiSendPlane2Fill } from '@remixicon/react'
+
+type ChatSubmitButtonProps = {
+  handleSubmit: () => Promise<void>
+  isDisabled: boolean
+}
+
+export const ChatSubmitButton = React.memo(
+  ({ handleSubmit, isDisabled }: ChatSubmitButtonProps) => {
+    const { t } = useTranslation('rooms', { keyPrefix: 'controls.chat.input' })
+    return (
+      <Button
+        square
+        invisible
+        variant="tertiaryText"
+        size="sm"
+        onPress={handleSubmit}
+        isDisabled={isDisabled}
+        aria-label={t('button.label')}
+      >
+        <RiSendPlane2Fill />
+      </Button>
+    )
+  }
+)
+
+ChatSubmitButton.displayName = 'ChatSubmitButton'

src/frontend/src/features/chat/components/ChatTextArea.tsx

@@ -0,0 +1,92 @@
+import { TextArea } from '@/primitives'
+import { styled } from '@/styled-system/jsx'
+import React, { useCallback, useEffect } from 'react'
+import { useTranslation } from 'react-i18next'
+import { useSnapshot } from 'valtio'
+import {
+  chatStore,
+  clearTextAreaValue,
+  persistTextAreaValue,
+} from '@/stores/chat'
+import { ChatSubmitButton } from './ChatSubmitButton'
+
+const StyledContainer = styled('div', {
+  base: {
+    display: 'flex',
+    margin: '0.75rem 0 1.5rem',
+    padding: '0.5rem',
+    backgroundColor: 'gray.100',
+    borderRadius: 4,
+  },
+})
+
+export const ChatTextArea = () => {
+  const { isSending, send, textAreaValue } = useSnapshot(chatStore)
+
+  const { t } = useTranslation('rooms', { keyPrefix: 'controls.chat.input' })
+
+  const inputRef = React.useRef<HTMLTextAreaElement>(null)
+
+  useEffect(() => {
+    const el = inputRef.current
+    if (!el) return
+    const raf = requestAnimationFrame(() => {
+      el.focus({ preventScroll: true })
+      const end = el.value.length
+      el.setSelectionRange(end, end)
+    })
+    return () => cancelAnimationFrame(raf)
+  }, [])
+
+  const handleSubmit = useCallback(async () => {
+    const text = chatStore.textAreaValue
+    if (!send || !text) return
+    await send(text)
+    inputRef?.current?.focus({ preventScroll: true })
+    clearTextAreaValue()
+  }, [send, inputRef])
+
+  const isDisabled = !textAreaValue.trim() || isSending
+
+  const onKeyDown = async (e: React.KeyboardEvent<HTMLTextAreaElement>) => {
+    e.stopPropagation()
+    if (e.key !== 'Enter' || (e.key === 'Enter' && e.shiftKey) || isDisabled)
+      return
+    e.preventDefault()
+    await handleSubmit()
+  }
+
+  const onKeyUp = (e: React.KeyboardEvent<HTMLTextAreaElement>) => {
+    e.stopPropagation()
+  }
+
+  return (
+    <StyledContainer>
+      <TextArea
+        ref={inputRef}
+        value={textAreaValue}
+        onKeyDown={onKeyDown}
+        onKeyUp={onKeyUp}
+        onChange={(e) => {
+          persistTextAreaValue(e.target.value)
+        }}
+        fieldSizing={'content'}
+        style={{
+          border: 'none',
+          resize: 'none',
+          height: 'auto',
+          maxHeight: '240px',
+          minHeight: `34px`,
+          lineHeight: 1.25,
+          padding: '7px 10px',
+        }}
+        placeholderStyle="strong"
+        spellCheck={false}
+        maxLength={2000}
+        placeholder={t('textArea.placeholder')}
+        aria-label={t('textArea.label')}
+      />
+      <ChatSubmitButton handleSubmit={handleSubmit} isDisabled={isDisabled} />
+    </StyledContainer>
+  )
+}

src/frontend/src/features/home/components/CreateMeetingMenu.tsx

@@ -9,10 +9,11 @@ import { useState } from 'react'
 
 import { menuRecipe } from '@/primitives/menuRecipe'
 import { ApiRoom } from '@/features/rooms/api/ApiRoom'
-import { loadUserChoices } from '@livekit/components-core'
+import { useSnapshot } from 'valtio'
+import { userStore } from '@/stores/user'
 
 export const CreateMeetingMenu = () => {
-  const { username } = loadUserChoices()
+  const { username } = useSnapshot(userStore)
 
   const { t } = useTranslation('home')
   const { mutateAsync: createRoom } = useCreateRoom()

src/frontend/src/features/layout/components/CarouselLayout.tsx

@@ -3,6 +3,7 @@ import { getScrollBarWidth } from '@livekit/components-core'
 import * as React from 'react'
 import { TrackLoop, useVisualStableUpdate } from '@livekit/components-react'
 import { useSize } from '@/features/rooms/livekit/hooks/useResizeObserver'
+import { useCallback, useEffect, useLayoutEffect } from 'react'
 
 const MIN_HEIGHT = 130
 const MIN_WIDTH = 140
@@ -10,6 +11,72 @@ const MIN_VISIBLE_TILES = 1
 const ASPECT_RATIO = 16 / 10
 const ASPECT_RATIO_INVERT = (1 - ASPECT_RATIO) * -1
 
+type CarouselOrientation = 'vertical' | 'horizontal'
+
+interface CarouselLayoutState {
+  orientation: CarouselOrientation
+  maxVisibleTiles: number
+}
+
+interface CarouselLayoutObserverProps {
+  asideEl: React.RefObject<HTMLDivElement>
+  orientation?: CarouselOrientation
+  onLayoutChange: (layout: CarouselLayoutState) => void
+}
+
+const CarouselLayoutObserver = ({
+  orientation,
+  asideEl,
+  onLayoutChange,
+}: CarouselLayoutObserverProps) => {
+  const { width, height } = useSize(asideEl)
+
+  // Hysteresis memory: avoids flapping between N and N+1 tiles when the
+  // container size hovers around a breakpoint. A ref (not state) because
+  // updating it must not trigger a re-render.
+  const prevTilesRef = React.useRef(0)
+
+  const carouselOrientation: CarouselOrientation =
+    orientation ?? (height >= width ? 'vertical' : 'horizontal')
+
+  const tileSpan =
+    carouselOrientation === 'vertical'
+      ? Math.max(width * ASPECT_RATIO_INVERT, MIN_HEIGHT)
+      : Math.max(height * ASPECT_RATIO, MIN_WIDTH)
+
+  const scrollBarWidth = getScrollBarWidth()
+
+  const availableSpan =
+    (carouselOrientation === 'vertical' ? height : width) - scrollBarWidth
+
+  const tilesThatFit = Math.max(availableSpan / tileSpan, MIN_VISIBLE_TILES)
+
+  let maxVisibleTiles: number
+  if (Math.abs(tilesThatFit - prevTilesRef.current) < 0.5) {
+    // Within the dead zone: keep the previous count.
+    maxVisibleTiles = Math.round(prevTilesRef.current)
+  } else {
+    maxVisibleTiles = Math.round(tilesThatFit)
+    prevTilesRef.current = tilesThatFit
+  }
+
+  // Apply cosmetic layout output straight to the DOM.
+  useLayoutEffect(() => {
+    const el = asideEl.current
+    if (!el) return
+    el.dataset.lkOrientation = carouselOrientation
+    el.style.setProperty('--lk-max-visible-tiles', maxVisibleTiles.toString())
+  }, [asideEl, carouselOrientation, maxVisibleTiles])
+
+  // Report upward only what the parent actually needs for
+  // `useVisualStableUpdate` (and only when it changes — see parent handler).
+  useEffect(() => {
+    onLayoutChange({ orientation: carouselOrientation, maxVisibleTiles })
+  }, [carouselOrientation, maxVisibleTiles, onLayoutChange])
+
+  return null
+}
+
 /** @public */
 export interface CarouselLayoutProps extends React.HTMLAttributes<HTMLMediaElement> {
   tracks: TrackReferenceOrPlaceholder[]
@@ -40,52 +107,42 @@ export function CarouselLayout({
   ...props
 }: CarouselLayoutProps) {
   const asideEl = React.useRef<HTMLDivElement>(null)
-  const [prevTiles, setPrevTiles] = React.useState(0)
-  const { width, height } = useSize(asideEl)
-  const carouselOrientation = orientation
-    ? orientation
-    : height >= width
-      ? 'vertical'
-      : 'horizontal'
 
-  const tileSpan =
-    carouselOrientation === 'vertical'
-      ? Math.max(width * ASPECT_RATIO_INVERT, MIN_HEIGHT)
-      : Math.max(height * ASPECT_RATIO, MIN_WIDTH)
-  const scrollBarWidth = getScrollBarWidth()
+  const [layout, setLayout] = React.useState<CarouselLayoutState>({
+    orientation: orientation ?? 'vertical',
+    maxVisibleTiles: MIN_VISIBLE_TILES,
+  })
 
-  const tilesThatFit =
-    carouselOrientation === 'vertical'
-      ? Math.max((height - scrollBarWidth) / tileSpan, MIN_VISIBLE_TILES)
-      : Math.max((width - scrollBarWidth) / tileSpan, MIN_VISIBLE_TILES)
+  // Stable callback + identity check: the parent only re-renders when the
+  // derived layout genuinely changed, not on every resize tick.
+  const handleLayoutChange = useCallback((next: CarouselLayoutState) => {
+    setLayout((prev) =>
+      prev.orientation === next.orientation &&
+      prev.maxVisibleTiles === next.maxVisibleTiles
+        ? prev
+        : next
+    )
+  }, [])
 
-  let maxVisibleTiles = Math.round(tilesThatFit)
-  if (Math.abs(tilesThatFit - prevTiles) < 0.5) {
-    maxVisibleTiles = Math.round(prevTiles)
-  } else if (prevTiles !== tilesThatFit) {
-    setPrevTiles(tilesThatFit)
-  }
-
-  const sortedTiles = useVisualStableUpdate(tracks, maxVisibleTiles)
-
-  React.useLayoutEffect(() => {
-    if (asideEl.current) {
-      asideEl.current.dataset.lkOrientation = carouselOrientation
-      asideEl.current.style.setProperty(
-        '--lk-max-visible-tiles',
-        maxVisibleTiles.toString()
-      )
-    }
-  }, [maxVisibleTiles, carouselOrientation])
+  const sortedTiles = useVisualStableUpdate(tracks, layout.maxVisibleTiles)
 
   return (
-    <aside
-      key={carouselOrientation}
-      className="lk-carousel"
-      ref={asideEl}
-      {...props}
-    >
-      <TrackLoop tracks={sortedTiles}>{props.children}</TrackLoop>
-    </aside>
+    <>
+      <CarouselLayoutObserver
+        asideEl={asideEl}
+        orientation={orientation}
+        onLayoutChange={handleLayoutChange}
+      />
+      {/* `key` intentionally remounts the container when orientation flips, */}
+      {/* which resets scroll position and re-runs the observer measurement. */}
+      <aside
+        key={layout.orientation}
+        className="lk-carousel"
+        ref={asideEl}
+        {...props}
+      >
+        <TrackLoop tracks={sortedTiles}>{props.children}</TrackLoop>
+      </aside>
+    </>
   )
 }

src/frontend/src/features/layout/components/FocusArea.tsx

@@ -1,53 +0,0 @@
-import type { TrackReferenceOrPlaceholder } from '@livekit/components-core'
-import { styled } from '@/styled-system/jsx'
-import { FocusLayout } from '@/features/rooms/livekit/components/FocusLayout'
-import { SecondaryScreenShareStrip } from './SecondaryScreenShareStrip'
-
-export interface FocusAreaProps {
-  focusTrack: TrackReferenceOrPlaceholder
-  secondaryScreenShareTracks: TrackReferenceOrPlaceholder[]
-}
-
-/**
- * Main focus track with an optional strip of secondary screen shares below.
- */
-export function FocusArea({
-  focusTrack,
-  secondaryScreenShareTracks,
-}: FocusAreaProps) {
-  return (
-    <FocusColumn>
-      <MainFocusSlot>
-        <FocusLayout trackRef={focusTrack} />
-      </MainFocusSlot>
-      <SecondaryScreenShareStrip tracks={secondaryScreenShareTracks} />
-    </FocusColumn>
-  )
-}
-
-const FocusColumn = styled('div', {
-  base: {
-    display: 'flex',
-    flexDirection: 'column',
-    flex: 1,
-    minWidth: 0,
-    minHeight: 0,
-    overflow: 'hidden',
-  },
-})
-
-const MainFocusSlot = styled('div', {
-  base: {
-    position: 'relative',
-    flex: 1,
-    minHeight: 0,
-    overflow: 'hidden',
-    '& .lk-participant-tile': {
-      width: '100%',
-      height: '100%',
-    },
-    '& .lk-participant-media-video': {
-      objectFit: 'contain',
-    },
-  },
-})

src/frontend/src/features/layout/components/FocusLayout.tsx

@@ -1,4 +1,4 @@
-import { ParticipantTile } from './ParticipantTile'
+import { ParticipantTile } from '@/features/participantTile/components/ParticipantTile.tsx'
 import type { FocusLayoutProps } from '@livekit/components-react'
 
 export function FocusLayout({ trackRef, ...htmlProps }: FocusLayoutProps) {

src/frontend/src/features/layout/components/GridLayout.tsx

@@ -10,6 +10,36 @@ import { mergeProps } from '@/utils/mergeProps'
 import { PaginationIndicator } from './PaginationIndicator'
 import { useGridLayout } from '../hooks/useGridLayout'
 import { PaginationControl } from './PaginationControl'
+import { useEffect, useRef, useState } from 'react'
+import { useSpeakerPromotionTrigger } from '../hooks/useSpeakerPromotionTrigger'
+
+interface GridLayoutObserverProps {
+  gridEl: React.RefObject<HTMLDivElement>
+  trackCount: number
+  onMaxTilesChange: (maxTiles: number) => void
+}
+
+/**
+ * Headless component that runs the layout calculation in isolation and
+ * reports the resulting tile capacity upward.
+ *
+ * `useGridLayout` re-renders its host on every layout recalculation
+ * (e.g. container resizes). Rendering it in a null child means only this
+ * component churns; the parent `GridLayout` re-renders solely when
+ * `maxTiles` actually changes, since `setState` bails out on equal values.
+ */
+const GridLayoutObserver = ({
+  gridEl,
+  trackCount,
+  onMaxTilesChange,
+}: GridLayoutObserverProps) => {
+  const { layout } = useGridLayout(gridEl, trackCount)
+  useEffect(() => {
+    onMaxTilesChange(layout.maxTiles)
+  }, [onMaxTilesChange, layout.maxTiles])
+
+  return null
+}
 
 /** @public */
 export interface GridLayoutProps
@@ -37,14 +67,15 @@ export interface GridLayoutProps
  * @public
  */
 export function GridLayout({ tracks, ...props }: GridLayoutProps) {
-  const gridEl = React.createRef<HTMLDivElement>()
+  const gridEl = useRef<HTMLDivElement>(null)
+  const [maxTiles, setMaxTiles] = useState(1)
 
   const elementProps = React.useMemo(
     () => mergeProps(props, { className: 'lk-grid-layout' }),
     [props]
   )
-  const { layout } = useGridLayout(gridEl, tracks.length)
-  const pagination = usePagination(layout.maxTiles, tracks)
+  const pagination = usePagination(maxTiles, tracks)
+  useSpeakerPromotionTrigger(pagination.tracks)
 
   useSwipe(gridEl, {
     onLeftSwipe: pagination.nextPage,
@@ -57,8 +88,13 @@ export function GridLayout({ tracks, ...props }: GridLayoutProps) {
       data-lk-pagination={pagination.totalPageCount > 1}
       {...elementProps}
     >
+      <GridLayoutObserver
+        gridEl={gridEl}
+        trackCount={tracks.length}
+        onMaxTilesChange={setMaxTiles}
+      />
       <TrackLoop tracks={pagination.tracks}>{props.children}</TrackLoop>
-      {tracks.length > layout.maxTiles && (
+      {tracks.length > maxTiles && (
         <>
           <PaginationIndicator
             totalPageCount={pagination.totalPageCount}

src/frontend/src/features/layout/components/PinAnnouncer.tsx

@@ -0,0 +1,6 @@
+import { usePinAnnouncements } from '../hooks/usePinAnnouncements'
+
+export const PinAnnouncer = () => {
+  usePinAnnouncements()
+  return null
+}

src/frontend/src/features/layout/components/SecondaryScreenShareStrip.tsx

@@ -1,66 +0,0 @@
-import type { TrackReferenceOrPlaceholder } from '@livekit/components-core'
-import { memo } from 'react'
-import { styled } from '@/styled-system/jsx'
-import { ParticipantTile } from '@/features/rooms/livekit/components/ParticipantTile'
-import { getTrackKey } from '@/features/pip/utils/pipTrackSelection'
-
-export interface SecondaryScreenShareStripProps {
-  tracks: TrackReferenceOrPlaceholder[]
-}
-
-/**
- * Compact horizontal strip for non-focused screen shares.
- * Each tile keeps pin controls so users can switch focus to any share.
- */
-export const SecondaryScreenShareStrip = memo(
-  ({ tracks }: SecondaryScreenShareStripProps) => {
-    if (tracks.length === 0) return null
-
-    return (
-      <StripContainer>
-        {tracks.map((track) => (
-          <ShareTile key={getTrackKey(track)}>
-            <ParticipantTile trackRef={track} />
-          </ShareTile>
-        ))}
-      </StripContainer>
-    )
-  }
-)
-SecondaryScreenShareStrip.displayName = 'SecondaryScreenShareStrip'
-
-const StripContainer = styled('div', {
-  base: {
-    display: 'flex',
-    flexDirection: 'row',
-    gap: '0.5rem',
-    flexShrink: 0,
-    height: '120px',
-    minHeight: '80px',
-    maxHeight: '140px',
-    padding: '0.5rem 0 0',
-    overflowX: 'auto',
-    overflowY: 'hidden',
-    boxSizing: 'border-box',
-  },
-})
-
-const ShareTile = styled('div', {
-  base: {
-    position: 'relative',
-    flex: '0 0 auto',
-    height: '100%',
-    aspectRatio: '16 / 9',
-    minWidth: 0,
-    borderRadius: '8px',
-    overflow: 'hidden',
-    backgroundColor: 'primaryDark.100',
-    '& .lk-participant-tile': {
-      width: '100%',
-      height: '100%',
-    },
-    '& .lk-participant-media-video': {
-      objectFit: 'contain',
-    },
-  },
-})

src/frontend/src/features/layout/components/StageLayout.tsx

@@ -0,0 +1,113 @@
+import { FocusLayoutContainer, useTracks } from '@livekit/components-react'
+import { CarouselLayout } from '@/features/layout/components/CarouselLayout'
+import { FocusLayout } from '@/features/layout/components/FocusLayout'
+import { ParticipantTile } from '@/features/participantTile/components/ParticipantTile'
+import { GridLayout } from '@/features/layout/components/GridLayout'
+import {
+  isEqualTrackRef,
+  isTrackReference,
+  log,
+  type TrackReferenceOrPlaceholder,
+} from '@livekit/components-core'
+import { Track } from 'livekit-client'
+import { useSnapshot } from 'valtio'
+import { clearPinnedTrack, layoutStore, setPinnedTrack } from '@/stores/layout'
+import { useEffect, useRef } from 'react'
+
+export const StageLayout = () => {
+  const lastAutoFocusedScreenShareTrack =
+    useRef<TrackReferenceOrPlaceholder | null>(null)
+
+  const tracks = useTracks(
+    [
+      { source: Track.Source.Camera, withPlaceholder: true },
+      { source: Track.Source.ScreenShare, withPlaceholder: false },
+    ],
+    { updateOnlyOn: [], onlySubscribed: false }
+  )
+
+  const screenShareTracks = tracks
+    .filter(isTrackReference)
+    .filter((track) => track.publication.source === Track.Source.ScreenShare)
+
+  const { pinnedTrackRef } = useSnapshot(layoutStore)
+
+  const carouselTracks = tracks.filter(
+    (track) => !isEqualTrackRef(track, pinnedTrackRef)
+  )
+
+  /* eslint-disable react-hooks/exhaustive-deps */
+  // Code duplicated from LiveKit; this warning will be addressed in the refactoring.
+  useEffect(() => {
+    // If screen share tracks are published, and no pin is set explicitly, auto set the screen share.
+    if (
+      screenShareTracks.some((track) => track.publication.isSubscribed) &&
+      lastAutoFocusedScreenShareTrack.current === null
+    ) {
+      log.debug('Auto set screen share focus:', {
+        newScreenShareTrack: screenShareTracks[0],
+      })
+      setPinnedTrack(screenShareTracks[0])
+      lastAutoFocusedScreenShareTrack.current = screenShareTracks[0]
+    } else if (
+      lastAutoFocusedScreenShareTrack.current &&
+      !screenShareTracks.some(
+        (track) =>
+          track.publication.trackSid ===
+          lastAutoFocusedScreenShareTrack.current?.publication?.trackSid
+      )
+    ) {
+      log.debug('Auto clearing screen share focus.')
+      clearPinnedTrack()
+      lastAutoFocusedScreenShareTrack.current = null
+    }
+    if (pinnedTrackRef && !isTrackReference(pinnedTrackRef)) {
+      const updatedFocusTrack = tracks.find(
+        (tr) =>
+          tr.participant.identity === pinnedTrackRef.participant.identity &&
+          tr.source === pinnedTrackRef.source
+      )
+      if (
+        updatedFocusTrack !== pinnedTrackRef &&
+        isTrackReference(updatedFocusTrack)
+      ) {
+        setPinnedTrack(updatedFocusTrack)
+      }
+    }
+  }, [
+    screenShareTracks
+      .map(
+        (ref) => `${ref.publication.trackSid}_${ref.publication.isSubscribed}`
+      )
+      .join(),
+    pinnedTrackRef?.publication?.trackSid,
+    tracks,
+  ])
+  /* eslint-enable react-hooks/exhaustive-deps */
+
+  return (
+    <>
+      {!pinnedTrackRef ? (
+        <div className="lk-grid-layout-wrapper" style={{ height: 'auto' }}>
+          <GridLayout tracks={tracks} style={{ padding: 0 }}>
+            <ParticipantTile />
+          </GridLayout>
+        </div>
+      ) : (
+        <div className="lk-focus-layout-wrapper" style={{ height: 'auto' }}>
+          <FocusLayoutContainer style={{ padding: 0 }}>
+            <CarouselLayout
+              tracks={carouselTracks}
+              style={{
+                minWidth: '200px',
+              }}
+            >
+              <ParticipantTile />
+            </CarouselLayout>
+            <FocusLayout trackRef={pinnedTrackRef} />
+          </FocusLayoutContainer>
+        </div>
+      )}
+    </>
+  )
+}

src/frontend/src/features/layout/hooks/usePinAnnouncements.ts

@@ -0,0 +1,70 @@
+import { useEffect, useRef, useCallback } from 'react'
+import { useRoomContext } from '@livekit/components-react'
+import { Participant } from 'livekit-client'
+import { useSnapshot } from 'valtio'
+import { useTranslation } from 'react-i18next'
+import { layoutStore } from '@/stores/layout'
+import { getParticipantName } from '@/features/rooms/utils/getParticipantName'
+import { useScreenReaderAnnounce } from '@/hooks/useScreenReaderAnnounce'
+
+export const usePinAnnouncements = () => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'pinAnnouncements' })
+  const { t: tRooms } = useTranslation('rooms')
+
+  const room = useRoomContext()
+  const announce = useScreenReaderAnnounce()
+
+  const { pinnedTrackRef } = useSnapshot(layoutStore)
+  const lastPinnedIdentityRef = useRef<string | null>(null)
+
+  const getAnnouncementName = useCallback(
+    (participant?: Participant | null) => {
+      if (!participant) return tRooms('participants.unknown')
+      return participant.isLocal
+        ? tRooms('participants.you')
+        : getParticipantName(participant)
+    },
+    [tRooms]
+  )
+
+  const pinnedIdentity = pinnedTrackRef?.participant?.identity ?? null
+
+  useEffect(() => {
+    // 1. unpin
+    if (!pinnedIdentity) {
+      const lastIdentity = lastPinnedIdentityRef.current
+      if (!lastIdentity) return
+
+      const lastParticipant =
+        room.localParticipant.identity === lastIdentity
+          ? room.localParticipant
+          : room.remoteParticipants.get(lastIdentity)
+
+      announce(
+        lastParticipant?.isLocal
+          ? t('self.unpin')
+          : t('unpin', { name: getAnnouncementName(lastParticipant) })
+      )
+
+      lastPinnedIdentityRef.current = null
+      return
+    }
+
+    // 2. same pin → do nothing
+    if (lastPinnedIdentityRef.current === pinnedIdentity) return
+
+    // 3. new pin
+    const participant =
+      room.localParticipant.identity === pinnedIdentity
+        ? room.localParticipant
+        : room.remoteParticipants.get(pinnedIdentity)
+
+    lastPinnedIdentityRef.current = pinnedIdentity
+
+    announce(
+      participant?.isLocal
+        ? t('self.pin')
+        : t('pin', { name: getAnnouncementName(participant) })
+    )
+  }, [pinnedIdentity, announce, getAnnouncementName, room, t])
+}

src/frontend/src/features/layout/hooks/useSpeakerPromotionTrigger.ts

@@ -0,0 +1,48 @@
+import { RoomEvent } from 'livekit-client'
+import type { Participant } from 'livekit-client'
+import type { TrackReferenceOrPlaceholder } from '@livekit/components-core'
+import { useRoomContext } from '@livekit/components-react'
+import { useEffect, useReducer, useRef } from 'react'
+
+/**
+ * Tripwire for speaker promotion.
+ *
+ * Listens to `RoomEvent.ActiveSpeakersChanged` imperatively and forces ONE
+ * re-render of the host component only when an active speaker has none of
+ * their tiles are within the visible span (`maxVisibleTiles`). That render
+ * re-runs `useVisualStableUpdate`, which reads live `participant.isSpeaking`
+ * state and performs the actual swap.
+ *
+ * Speakers already visible are ignored. Everything else costs zero React work.
+ *
+ * Requires the parent to NOT re-render on speaker events itself, i.e.
+ * `useTracks(..., { updateOnlyOn: [] })` upstream.
+ */
+export function useSpeakerPromotionTrigger(
+  sortedTiles: TrackReferenceOrPlaceholder[]
+) {
+  const room = useRoomContext()
+  const [, forceRender] = useReducer((n: number) => n + 1, 0)
+
+  // Refs so the listener reads current values without re-subscribing
+  // and without itself being a render dependency.
+  const tilesRef = useRef(sortedTiles)
+  tilesRef.current = sortedTiles
+
+  useEffect(() => {
+    const onActiveSpeakersChanged = (speakers: Participant[]) => {
+      const tiles = tilesRef.current
+      const hiddenSpeakerExists = speakers.some(
+        (speaker) =>
+          !tiles.some((t) => t.participant.identity === speaker.identity)
+      )
+      if (hiddenSpeakerExists) {
+        forceRender()
+      }
+    }
+    room.on(RoomEvent.ActiveSpeakersChanged, onActiveSpeakersChanged)
+    return () => {
+      room.off(RoomEvent.ActiveSpeakersChanged, onActiveSpeakersChanged)
+    }
+  }, [room])
+}

src/frontend/src/features/layout/utils/screenShareLayout.ts

@@ -1,84 +0,0 @@
-import {
-  isEqualTrackRef,
-  isTrackReference,
-  type TrackReferenceOrPlaceholder,
-} from '@livekit/components-core'
-import { Track } from 'livekit-client'
-
-export function getSubscribedScreenShareTracks(
-  tracks: TrackReferenceOrPlaceholder[]
-): TrackReferenceOrPlaceholder[] {
-  return tracks
-    .filter(isTrackReference)
-    .filter(
-      (track) =>
-        track.publication.source === Track.Source.ScreenShare &&
-        track.publication.isSubscribed
-    )
-}
-
-export function getNewScreenShareTracks(
-  screenShareTracks: TrackReferenceOrPlaceholder[],
-  knownTrackSids: Set<string>
-): TrackReferenceOrPlaceholder[] {
-  return screenShareTracks.filter(
-    (track) =>
-      track.publication.trackSid &&
-      !knownTrackSids.has(track.publication.trackSid)
-  )
-}
-
-export function syncKnownScreenShareSids(
-  screenShareTracks: TrackReferenceOrPlaceholder[],
-  knownTrackSids: Set<string>
-): void {
-  const currentSids = new Set(
-    screenShareTracks
-      .map((track) => track.publication.trackSid)
-      .filter((sid): sid is string => !!sid)
-  )
-
-  screenShareTracks.forEach((track) => {
-    if (track.publication.trackSid) {
-      knownTrackSids.add(track.publication.trackSid)
-    }
-  })
-
-  knownTrackSids.forEach((sid) => {
-    if (!currentSids.has(sid)) {
-      knownTrackSids.delete(sid)
-    }
-  })
-}
-
-export function getNewestScreenShareTrack(
-  screenShareTracks: TrackReferenceOrPlaceholder[]
-): TrackReferenceOrPlaceholder | undefined {
-  if (screenShareTracks.length === 0) return undefined
-  return screenShareTracks[screenShareTracks.length - 1]
-}
-
-export function splitTracksForFocusLayout(
-  tracks: TrackReferenceOrPlaceholder[],
-  focusTrack: TrackReferenceOrPlaceholder | undefined,
-  screenShareTracks: TrackReferenceOrPlaceholder[]
-): {
-  carouselTracks: TrackReferenceOrPlaceholder[]
-  secondaryScreenShareTracks: TrackReferenceOrPlaceholder[]
-} {
-  const hasActiveScreenShares = screenShareTracks.length > 0
-
-  const secondaryScreenShareTracks = screenShareTracks.filter(
-    (track) => !focusTrack || !isEqualTrackRef(track, focusTrack)
-  )
-
-  const carouselTracks = tracks.filter((track) => {
-    if (focusTrack && isEqualTrackRef(track, focusTrack)) return false
-    if (hasActiveScreenShares && track.source === Track.Source.ScreenShare) {
-      return false
-    }
-    return true
-  })
-
-  return { carouselTracks, secondaryScreenShareTracks }
-}

src/frontend/src/features/notifications/MainNotificationToast.tsx

@@ -168,6 +168,31 @@ export const MainNotificationToast = () => {
     }
   }, [room, triggerNotificationSoundIfRoomIsSmall])
 
+  useEffect(() => {
+    const handleAttributeChanged = (
+      changedAttributes: Record<string, string>,
+      participant: Participant
+    ) => {
+      if (!participant.isLocal || !('room_role' in changedAttributes)) return
+      const newRole = changedAttributes['room_role']
+      toastQueue.add(
+        {
+          participant,
+          type: NotificationType.RoleChanged,
+          newRole: newRole,
+        },
+        {
+          timeout: NotificationDuration.ROLE_CHANGED,
+        }
+      )
+    }
+    room.on(RoomEvent.ParticipantAttributesChanged, handleAttributeChanged)
+
+    return () => {
+      room.off(RoomEvent.ParticipantAttributesChanged, handleAttributeChanged)
+    }
+  }, [room])
+
   useEffect(() => {
     const removeParticipantNotifications = (participant: Participant) => {
       toastQueue.visibleToasts.forEach((toast) => {

src/frontend/src/features/notifications/NotificationDuration.ts

@@ -14,4 +14,5 @@ export const NotificationDuration = {
   RECORDING_SAVING: ToastDuration.EXTRA_LONG,
   REACTION_RECEIVED: ToastDuration.SHORT,
   RECORDING_REQUESTED: ToastDuration.LONG,
+  ROLE_CHANGED: ToastDuration.LONG,
 } as const

src/frontend/src/features/notifications/NotificationType.ts

@@ -17,4 +17,5 @@ export enum NotificationType {
   ScreenRecordingLimitReached = 'screenRecordingLimitReached',
   RecordingSaving = 'recordingSaving',
   PermissionsRemoved = 'permissionsRemoved',
+  RoleChanged = 'roleChanged',
 }

src/frontend/src/features/notifications/components/ToastJoined.tsx

@@ -4,13 +4,13 @@ import { Button as RACButton } from 'react-aria-components'
 import { Track } from 'livekit-client'
 import Source = Track.Source
 
-import { useMaybeLayoutContext } from '@livekit/components-react'
-import { ParticipantTile } from '@/features/rooms/livekit/components/ParticipantTile'
+import { ParticipantTile } from '@/features/participantTile/components/ParticipantTile.tsx'
 import { type ToastProps } from './Toast'
 import { HStack, styled } from '@/styled-system/jsx'
 import { Div } from '@/primitives'
 import { useTranslation } from 'react-i18next'
 import { StyledToastContainer } from './StyledToastContainer'
+import { setPinnedTrack } from '@/stores/layout'
 
 const ClickableToast = styled(RACButton, {
   base: {
@@ -28,7 +28,6 @@ export function ToastJoined({ state, ...props }: Readonly<ToastProps>) {
     state,
     ref
   )
-  const layoutContext = useMaybeLayoutContext()
   const participant = props.toast.content.participant
 
   if (!participant) return
@@ -38,18 +37,13 @@ export function ToastJoined({ state, ...props }: Readonly<ToastProps>) {
     publication: participant.getTrackPublication(Source.Camera),
     source: Source.Camera,
   }
-  const pinParticipant = () => {
-    layoutContext?.pin.dispatch?.({
-      msg: 'set_pin',
-      trackReference,
-    })
-  }
+
   return (
     <StyledToastContainer {...toastProps} ref={ref}>
       <ClickableToast
         ref={ref}
         onPress={(e) => {
-          pinParticipant()
+          setPinnedTrack(trackReference)
           closeButtonProps.onPress?.(e)
         }}
       >

src/frontend/src/features/notifications/components/ToastRegion.tsx

@@ -14,6 +14,7 @@ import { ToastRecordingSaving } from './ToastRecordingSaving'
 import { ToastPermissionsRemoved } from './ToastPermissionsRemoved'
 import { ToastRecordingRequest } from './ToastRecordingRequest'
 import { ToastAutoMuteLargeRoom } from './ToastAutoMuteLargeRoom'
+import { ToastRoleChanged } from '@/features/notifications/components/ToastRoleChanged'
 
 interface ToastRegionProps extends AriaToastRegionProps {
   state: ToastState<ToastData>
@@ -70,6 +71,9 @@ const renderToast = (
         <ToastRecordingSaving key={toast.key} toast={toast} state={state} />
       )
 
+    case NotificationType.RoleChanged:
+      return <ToastRoleChanged key={toast.key} toast={toast} state={state} />
+
     default:
       return <Toast key={toast.key} toast={toast} state={state} />
   }

src/frontend/src/features/notifications/components/ToastRoleChanged.tsx

@@ -0,0 +1,28 @@
+import { useToast } from 'react-aria'
+import { useRef } from 'react'
+
+import { type ToastProps } from './Toast'
+import { HStack } from '@/styled-system/jsx'
+import { useTranslation } from 'react-i18next'
+import { StyledToastContainer } from './StyledToastContainer'
+
+export function ToastRoleChanged({ state, ...props }: Readonly<ToastProps>) {
+  const { t } = useTranslation('notifications', { keyPrefix: 'roleChanged' })
+  const ref = useRef(null)
+  const { toastProps, contentProps } = useToast(props, state, ref)
+  const newRole = t(`roles.${props.toast.content.newRole}`)
+
+  return (
+    <StyledToastContainer {...toastProps} ref={ref}>
+      <HStack
+        justify="center"
+        alignItems="center"
+        {...contentProps}
+        padding={14}
+        gap={0}
+      >
+        {t('body', { role: newRole })}
+      </HStack>
+    </StyledToastContainer>
+  )
+}

src/frontend/src/features/notifications/components/WaitingParticipantNotification.tsx

@@ -7,8 +7,8 @@ import { RiInfinityLine } from '@remixicon/react'
 import { useTranslation } from 'react-i18next'
 import { useEffect, useRef, useState } from 'react'
 import { usePrevious } from '@/hooks/usePrevious'
-import { WaitingParticipant } from '@/features/rooms/api/listWaitingParticipants'
-import { useWaitingParticipants } from '@/features/rooms/hooks/useWaitingParticipants'
+import type { WaitingParticipant } from '@/features/participants/api/listWaitingParticipants'
+import { useWaitingParticipants } from '@/features/participants/hooks/useWaitingParticipants'
 import { useSidePanel } from '@/features/rooms/livekit/hooks/useSidePanel'
 import { useNotificationSound } from '../hooks/useSoundNotification'
 import { NotificationType } from '@/features/notifications'

src/frontend/src/features/participantTile/components/FullScreenShareWarning.tsx

@@ -3,10 +3,10 @@ import { Button, Text } from '@/primitives'
 import { useCallback, useMemo, useRef } from 'react'
 import { screenSharePreferenceStore } from '@/stores/screenSharePreferences'
 import { useSnapshot } from 'valtio'
-import { useLocalParticipant } from '@livekit/components-react'
-import { useSize } from '../hooks/useResizeObserver'
 import type { TrackReferenceOrPlaceholder } from '@livekit/components-core'
 import { useTranslation } from 'react-i18next'
+import { useSize } from '@/features/rooms/livekit/hooks/useResizeObserver'
+import { LocalParticipant } from 'livekit-client'
 
 export const FullScreenShareWarning = ({
   trackReference,
@@ -17,7 +17,6 @@ export const FullScreenShareWarning = ({
 
   const warningContainerRef = useRef<HTMLDivElement>(null)
   const { width: containerWidth } = useSize(warningContainerRef)
-  const { localParticipant } = useLocalParticipant()
   const screenSharePreferences = useSnapshot(screenSharePreferenceStore)
 
   const isFullScreenSharing = useMemo(() => {
@@ -57,8 +56,10 @@ export const FullScreenShareWarning = ({
     screenSharePreferences.enabled && isFullScreenSharing
 
   const handleStopScreenShare = async () => {
-    if (!localParticipant.isScreenShareEnabled) return
-    await localParticipant.setScreenShareEnabled(false, {}, {})
+    const participant = trackReference.participant
+    if (!(participant instanceof LocalParticipant)) return
+    if (!participant.isScreenShareEnabled) return
+    await (participant as LocalParticipant).setScreenShareEnabled(false, {}, {})
   }
 
   const handleDismissWarning = useCallback(() => {

src/frontend/src/features/participantTile/components/KeyboardShortcutHint.tsx

@@ -1,4 +1,4 @@
-import React, { ReactNode } from 'react'
+import React from 'react'
 import { styled } from '@/styled-system/jsx'
 
 const Hint = styled('div', {
@@ -25,15 +25,17 @@ const Hint = styled('div', {
 })
 
 export interface KeyboardShortcutHintProps {
-  children: ReactNode
+  hint?: string
 }
 
 /**
  * Small reusable bubble used to display and announce keyboard shortcuts,
  * typically when an element receives keyboard focus.
  */
-export const KeyboardShortcutHint: React.FC<KeyboardShortcutHintProps> = ({
-  children,
-}) => {
-  return <Hint>{children}</Hint>
-}
+export const KeyboardShortcutHint = React.memo(
+  ({ hint }: KeyboardShortcutHintProps) => {
+    return <Hint>{hint}</Hint>
+  }
+)
+
+KeyboardShortcutHint.displayName = 'KeyboardShortcutHint'

src/frontend/src/features/participantTile/components/ParticipantMetadata.tsx

@@ -0,0 +1,54 @@
+import {
+  ConnectionQualityIndicator,
+  LockLockedIcon,
+  ScreenShareIcon,
+  useIsEncrypted,
+} from '@livekit/components-react'
+import { HStack } from '@/styled-system/jsx'
+import { Participant } from 'livekit-client'
+import { MutedMicIndicator } from './MutedMicIndicator'
+import { ParticipantName } from './ParticipantName'
+import { RaisedHandMetadataWrapper } from './RaisedHandMetadataWrapper'
+
+export const ParticipantMetadata = ({
+  displayedName,
+  participant,
+  isScreenShare,
+}: {
+  displayedName: string
+  participant: Participant
+  isScreenShare: boolean
+}) => {
+  const isEncrypted = useIsEncrypted(participant)
+
+  return (
+    <div className="lk-participant-metadata">
+      <HStack gap={0.25}>
+        {!isScreenShare && <MutedMicIndicator participant={participant} />}
+        <RaisedHandMetadataWrapper
+          participant={participant}
+          enabled={!isScreenShare}
+        >
+          {isScreenShare && (
+            <ScreenShareIcon
+              style={{
+                maxWidth: '20px',
+                width: '100%',
+              }}
+            />
+          )}
+          {isEncrypted && !isScreenShare && (
+            <LockLockedIcon style={{ marginRight: '0.25rem' }} />
+          )}
+          <div className="lk-participant-name-wrapper">
+            <ParticipantName
+              displayedName={displayedName}
+              isScreenShare={isScreenShare}
+            />
+          </div>
+        </RaisedHandMetadataWrapper>
+      </HStack>
+      <ConnectionQualityIndicator className="lk-participant-metadata-item" />
+    </div>
+  )
+}

src/frontend/src/features/participantTile/components/ParticipantName.tsx

@@ -0,0 +1,42 @@
+import React, { CSSProperties } from 'react'
+import { Text } from '@/primitives'
+import { useTranslation } from 'react-i18next'
+
+const participantNameStyles: CSSProperties = {
+  paddingBottom: '0.1rem',
+  overflow: 'hidden',
+  textOverflow: 'ellipsis',
+  whiteSpace: 'nowrap',
+}
+
+const participantNameScreenShareStyles: CSSProperties = {
+  ...participantNameStyles,
+  marginLeft: '0.4rem',
+}
+
+export const ParticipantName = React.memo(
+  ({
+    displayedName,
+    isScreenShare = false,
+  }: {
+    displayedName?: string
+    isScreenShare: boolean
+  }) => {
+    const { t } = useTranslation('rooms', { keyPrefix: 'participantTile' })
+    if (isScreenShare) {
+      return (
+        <Text variant="sm" style={participantNameScreenShareStyles}>
+          {t('screenShare', { name: displayedName })}
+        </Text>
+      )
+    }
+
+    return (
+      <Text variant="sm" style={participantNameStyles} aria-hidden="true">
+        {displayedName}
+      </Text>
+    )
+  }
+)
+
+ParticipantName.displayName = 'ParticipantName'

src/frontend/src/features/participantTile/components/ParticipantPlaceholder.tsx

@@ -0,0 +1,55 @@
+import { styled } from '@/styled-system/jsx'
+import { Avatar } from '@/components/Avatar'
+import { getParticipantBackgroundGradient } from '@/features/rooms/utils/getParticipantBackgroundGradient'
+import React, { useMemo } from 'react'
+
+const StyledParticipantPlaceHolder = styled('div', {
+  base: {
+    width: '100%',
+    height: '100%',
+    display: 'flex',
+    justifyContent: 'center',
+    alignItems: 'center',
+    containerType: 'size',
+  },
+})
+
+const StyledAvatarWrapper = styled('div', {
+  base: {
+    borderRadius: '50%',
+    aspectRatio: '1 / 1',
+    width: 'min(90cqmin, 160px)',
+    fontSize: 'min(27cqmin, 48px)',
+    '[data-lk-speaking="true"] &': {
+      animation: 'pulse 1s infinite',
+    },
+  },
+})
+
+type ParticipantPlaceholderProps = {
+  color: string
+  displayedNamed: string
+}
+
+export const ParticipantPlaceholder = React.memo(
+  ({ color, displayedNamed }: ParticipantPlaceholderProps) => {
+    const backgroundGradient = useMemo(
+      () => getParticipantBackgroundGradient(color),
+      [color]
+    )
+    return (
+      <StyledParticipantPlaceHolder
+        style={{
+          backgroundColor: color,
+          backgroundImage: backgroundGradient,
+        }}
+      >
+        <StyledAvatarWrapper>
+          <Avatar name={displayedNamed} bgColor={color} context="placeholder" />
+        </StyledAvatarWrapper>
+      </StyledParticipantPlaceHolder>
+    )
+  }
+)
+
+ParticipantPlaceholder.displayName = 'ParticipantPlaceholder'

src/frontend/src/features/participantTile/components/ParticipantTile.tsx

@@ -1,39 +1,32 @@
+import React from 'react'
 import {
   AudioTrack,
-  ConnectionQualityIndicator,
-  LockLockedIcon,
   ParticipantTileProps,
-  ScreenShareIcon,
   useEnsureTrackRef,
   useFeatureContext,
-  useIsEncrypted,
-  useMaybeLayoutContext,
   useMaybeTrackRefContext,
   useParticipantTile,
   VideoTrack,
   TrackRefContext,
   ParticipantContextIfNeeded,
+  useParticipantInfo,
 } from '@livekit/components-react'
-import React from 'react'
 import {
+  isEqualTrackRef,
   isTrackReference,
-  isTrackReferencePinned,
   TrackReferenceOrPlaceholder,
 } from '@livekit/components-core'
 import { Track } from 'livekit-client'
-import { RiHand } from '@remixicon/react'
-import { useRaisedHand, useRaisedHandPosition } from '../hooks/useRaisedHand'
-import { HStack } from '@/styled-system/jsx'
-import { MutedMicIndicator } from './MutedMicIndicator'
 import { ParticipantPlaceholder } from './ParticipantPlaceholder'
-import { ParticipantTileFocus } from './ParticipantTileFocus'
+import { ParticipantTileFocus } from './participantTileFocus/ParticipantTileFocus'
 import { FullScreenShareWarning } from './FullScreenShareWarning'
-import { ParticipantName } from './ParticipantName'
-import { getParticipantName } from '@/features/rooms/utils/getParticipantName'
 import { useTranslation } from 'react-i18next'
 import { getShortcutDescriptorById } from '@/features/shortcuts/catalog'
 import { formatShortcutLabel } from '@/features/shortcuts/formatLabels'
 import { KeyboardShortcutHint } from './KeyboardShortcutHint'
+import { layoutStore, clearPinnedTrack } from '@/stores/layout'
+import { ParticipantMetadata } from './ParticipantMetadata'
+import { getParticipantColor } from '@/features/rooms/utils/getParticipantColor'
 
 export function TrackRefContextIfNeeded(
   props: React.PropsWithChildren<{
@@ -73,16 +66,12 @@ export const ParticipantTile: (
   ref
 ) {
   const trackReference = useEnsureTrackRef(trackRef)
-
   const { elementProps } = useParticipantTile<HTMLDivElement>({
     htmlProps,
     disableSpeakingIndicator,
     onParticipantClick,
     trackRef: trackReference,
   })
-  const isEncrypted = useIsEncrypted(trackReference.participant)
-  const layoutContext = useMaybeLayoutContext()
-
   const autoManageSubscription = useFeatureContext()?.autoSubscription
 
   const handleSubscribe = React.useCallback(
@@ -90,28 +79,25 @@ export const ParticipantTile: (
       if (
         trackReference.source &&
         !subscribed &&
-        layoutContext &&
-        layoutContext.pin.dispatch &&
-        isTrackReferencePinned(trackReference, layoutContext.pin.state)
+        layoutStore.pinnedTrackRef &&
+        isEqualTrackRef(trackReference, layoutStore.pinnedTrackRef)
       ) {
-        layoutContext.pin.dispatch({ msg: 'clear_pin' })
+        clearPinnedTrack()
       }
     },
-    [trackReference, layoutContext]
+    [trackReference]
   )
 
-  const { isHandRaised } = useRaisedHand({
-    participant: trackReference.participant,
-  })
-
-  const { positionInQueue, firstInQueue } = useRaisedHandPosition({
-    participant: trackReference.participant,
-  })
-
   const isScreenShare = trackReference.source != Track.Source.Camera
   const [hasKeyboardFocus, setHasKeyboardFocus] = React.useState(false)
 
-  const participantName = getParticipantName(trackReference.participant)
+  const participantColor = getParticipantColor(trackReference.participant)
+
+  const { identity, name } = useParticipantInfo({
+    participant: trackReference.participant,
+  })
+  const participantName = name || identity || 'Unknown'
+
   const { t } = useTranslation('rooms', { keyPrefix: 'participantTileFocus' })
 
   const interactiveProps = {
@@ -138,7 +124,9 @@ export const ParticipantTile: (
     <div ref={ref} style={{ position: 'relative' }} {...interactiveProps}>
       <TrackRefContextIfNeeded trackRef={trackReference}>
         <ParticipantContextIfNeeded participant={trackReference.participant}>
-          <FullScreenShareWarning trackReference={trackReference} />
+          {trackReference.participant.isLocal && (
+            <FullScreenShareWarning trackReference={trackReference} />
+          )}
           {children ?? (
             <>
               {isTrackReference(trackReference) &&
@@ -160,76 +148,16 @@ export const ParticipantTile: (
               )}
               <div className="lk-participant-placeholder">
                 <ParticipantPlaceholder
-                  participant={trackReference.participant}
+                  color={participantColor}
+                  displayedNamed={participantName}
                 />
               </div>
               {!disableMetadata && (
-                <div className="lk-participant-metadata">
-                  <HStack gap={0.25}>
-                    {!isScreenShare && (
-                      <MutedMicIndicator
-                        participant={trackReference.participant}
-                      />
-                    )}
-                    <div
-                      className="lk-participant-metadata-item"
-                      style={{
-                        padding: '0.1rem 0.25rem',
-                        backgroundColor:
-                          isHandRaised && !isScreenShare
-                            ? firstInQueue
-                              ? '#fde047'
-                              : 'white'
-                            : undefined,
-                        color:
-                          isHandRaised && !isScreenShare ? 'black' : undefined,
-                        transition: 'background 200ms ease, color 400ms ease',
-                      }}
-                    >
-                      {isHandRaised && !isScreenShare && (
-                        <span
-                          style={{
-                            display: 'inline-flex',
-                            alignItems: 'center',
-                            gap: '0.1rem',
-                          }}
-                        >
-                          <span>{positionInQueue}</span>
-                          <RiHand
-                            color="black"
-                            size={16}
-                            style={{
-                              marginRight: '0.4rem',
-                              marginLeft: '0.1rem',
-                              minWidth: '16px',
-                              animationDuration: '300ms',
-                              animationName: 'wave_hand',
-                              animationIterationCount: '2',
-                            }}
-                          />
-                        </span>
-                      )}
-                      {isScreenShare && (
-                        <ScreenShareIcon
-                          style={{
-                            maxWidth: '20px',
-                            width: '100%',
-                          }}
-                        />
-                      )}
-                      {isEncrypted && !isScreenShare && (
-                        <LockLockedIcon style={{ marginRight: '0.25rem' }} />
-                      )}
-                      <div className="lk-participant-name-wrapper">
-                        <ParticipantName
-                          isScreenShare={isScreenShare}
-                          participant={trackReference.participant}
-                        />
-                      </div>
-                    </div>
-                  </HStack>
-                  <ConnectionQualityIndicator className="lk-participant-metadata-item" />
-                </div>
+                <ParticipantMetadata
+                  displayedName={participantName}
+                  isScreenShare={isScreenShare}
+                  participant={trackReference.participant}
+                />
               )}
             </>
           )}
@@ -241,13 +169,13 @@ export const ParticipantTile: (
           )}
         </ParticipantContextIfNeeded>
       </TrackRefContextIfNeeded>
-      <KeyboardShortcutHint>
-        {t('toolbarHint', {
+      <KeyboardShortcutHint
+        hint={t('toolbarHint', {
           shortcut: formatShortcutLabel(
             getShortcutDescriptorById('open-shortcuts')?.shortcut
           ),
         })}
-      </KeyboardShortcutHint>
+      />
     </div>
   )
 })

src/frontend/src/features/participantTile/components/RaisedHandMetadataWrapper.tsx

@@ -0,0 +1,91 @@
+import React, { ReactNode, RefObject, useEffect, useRef } from 'react'
+import {
+  useRaisedHand,
+  useRaisedHandPosition,
+} from '@/features/rooms/livekit/hooks/useRaisedHand'
+import { Participant } from 'livekit-client'
+import { RiHand } from '@remixicon/react'
+
+const PositionInQueue = React.memo(
+  ({ positionInQueue }: { positionInQueue?: number }) => {
+    if (!positionInQueue) return
+    return (
+      <span
+        style={{ display: 'inline-flex', alignItems: 'center', gap: '0.1rem' }}
+      >
+        <span>{positionInQueue}</span>
+        <RiHand
+          color="black"
+          size={16}
+          style={{
+            marginRight: '0.4rem',
+            marginLeft: '0.1rem',
+            minWidth: '16px',
+            animationDuration: '300ms',
+            animationName: 'wave_hand',
+            animationIterationCount: '2',
+          }}
+        />
+      </span>
+    )
+  }
+)
+
+PositionInQueue.displayName = 'PositionInQueue'
+
+const RaisedHandActiveItem = ({
+  participant,
+  targetRef,
+}: {
+  participant: Participant
+  targetRef: RefObject<HTMLElement | null>
+}) => {
+  const { positionInQueue, firstInQueue } = useRaisedHandPosition({
+    participant,
+  })
+  useEffect(() => {
+    const el = targetRef.current
+    if (!el) return
+
+    el.style.backgroundColor = firstInQueue ? '#fde047' : 'white'
+    el.style.color = 'black'
+
+    return () => {
+      el.style.backgroundColor = ''
+      el.style.color = ''
+    }
+  }, [targetRef, firstInQueue])
+
+  return <PositionInQueue positionInQueue={positionInQueue} />
+}
+
+export const RaisedHandMetadataWrapper = ({
+  participant,
+  enabled = true,
+  children,
+}: {
+  participant: Participant
+  enabled?: boolean
+  children: ReactNode
+}) => {
+  const ref = useRef(null)
+
+  const { isHandRaised } = useRaisedHand({ participant })
+  const showHand = isHandRaised && enabled
+
+  return (
+    <div
+      ref={ref}
+      className="lk-participant-metadata-item"
+      style={{
+        padding: '0.1rem 0.25rem',
+        transition: 'background 200ms ease',
+      }}
+    >
+      {showHand && (
+        <RaisedHandActiveItem participant={participant} targetRef={ref} />
+      )}
+      {children}
+    </div>
+  )
+}

src/frontend/src/features/participantTile/components/participantTileFocus/EffectsButton.tsx

@@ -0,0 +1,23 @@
+import React from 'react'
+import { useTranslation } from 'react-i18next'
+import { useSidePanel } from '@/features/rooms/livekit/hooks/useSidePanel'
+import { Button } from '@/primitives'
+import { RiImageCircleAiFill } from '@remixicon/react'
+
+export const EffectsButton = React.memo(() => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'participantTileFocus' })
+  const { isEffectsOpen, toggleEffects } = useSidePanel()
+  return (
+    <Button
+      size={'sm'}
+      variant={'primaryTextDark'}
+      square
+      tooltip={t('effects')}
+      onPress={() => !isEffectsOpen && toggleEffects()}
+    >
+      <RiImageCircleAiFill />
+    </Button>
+  )
+})
+
+EffectsButton.displayName = 'EffectsButton'

src/frontend/src/features/participantTile/components/participantTileFocus/FocusButton.tsx

@@ -0,0 +1,32 @@
+import {
+  isEqualTrackRef,
+  TrackReferenceOrPlaceholder,
+} from '@livekit/components-core'
+import { useTranslation } from 'react-i18next'
+import { useSnapshot } from 'valtio'
+import { clearPinnedTrack, layoutStore, setPinnedTrack } from '@/stores/layout'
+import { Button } from '@/primitives'
+import { RiPushpin2Line, RiUnpinLine } from '@remixicon/react'
+
+export const FocusButton = ({
+  trackRef,
+}: {
+  trackRef: TrackReferenceOrPlaceholder
+}) => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'participantTileFocus' })
+
+  const { pinnedTrackRef } = useSnapshot(layoutStore)
+  const inFocus = isEqualTrackRef(trackRef, pinnedTrackRef)
+
+  return (
+    <Button
+      size="sm"
+      variant="primaryTextDark"
+      square
+      tooltip={inFocus ? t('pin.disable') : t('pin.enable')}
+      onPress={() => (inFocus ? clearPinnedTrack() : setPinnedTrack(trackRef))}
+    >
+      {inFocus ? <RiUnpinLine /> : <RiPushpin2Line />}
+    </Button>
+  )
+}

src/frontend/src/features/participantTile/components/participantTileFocus/MuteButton.tsx

@@ -0,0 +1,45 @@
+import { Participant, Track } from 'livekit-client'
+import { useTranslation } from 'react-i18next'
+import { useTrackMutedIndicator } from '@livekit/components-react'
+import { useMuteParticipant } from '@/features/rooms/api/muteParticipant'
+import { useState } from 'react'
+import { Button } from '@/primitives'
+import { RiMicLine, RiMicOffLine } from '@remixicon/react'
+import { MuteAlertDialog } from '@/features/rooms/livekit/components/MuteAlertDialog'
+
+export const MuteButton = ({ participant }: { participant: Participant }) => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'participantTileFocus' })
+
+  const { isMuted } = useTrackMutedIndicator({
+    participant: participant,
+    source: Track.Source.Microphone,
+  })
+
+  const { muteParticipant } = useMuteParticipant()
+  const [isAlertOpen, setIsAlertOpen] = useState(false)
+
+  const name = participant.name || participant.identity
+
+  return (
+    <>
+      <Button
+        isDisabled={isMuted}
+        size={'sm'}
+        variant={'primaryTextDark'}
+        square
+        onPress={() => setIsAlertOpen(true)}
+        tooltip={t('muteParticipant', { name })}
+      >
+        {!isMuted ? <RiMicLine /> : <RiMicOffLine />}
+      </Button>
+      <MuteAlertDialog
+        isOpen={isAlertOpen}
+        onSubmit={() =>
+          muteParticipant(participant).then(() => setIsAlertOpen(false))
+        }
+        onClose={() => setIsAlertOpen(false)}
+        name={name}
+      />
+    </>
+  )
+}

src/frontend/src/features/participantTile/components/participantTileFocus/ParticipantTileFocus.tsx

@@ -0,0 +1,112 @@
+import { css } from '@/styled-system/css'
+import { HStack } from '@/styled-system/jsx'
+import { TrackReferenceOrPlaceholder } from '@livekit/components-core'
+import { ReactNode, useEffect, useRef, useState } from 'react'
+import { Track } from 'livekit-client'
+import { useCanMute } from '@/features/rooms/livekit/hooks/useCanMute'
+import { FocusButton } from './FocusButton'
+import { EffectsButton } from './EffectsButton'
+import { MuteButton } from './MuteButton'
+import { ZoomButton } from './ZoomButton'
+
+const MOUSE_IDLE_TIME = 3000
+
+type FadeOverlayProps = {
+  children: ReactNode
+  hasKeyboardFocus: boolean
+}
+
+const FadeOverlay = ({ children, hasKeyboardFocus }: FadeOverlayProps) => {
+  const [active, setActive] = useState(false)
+  const idleTimerRef = useRef<number | null>(null)
+
+  const clearIdleTimer = () => {
+    if (idleTimerRef.current) window.clearTimeout(idleTimerRef.current)
+  }
+
+  const armIdleTimer = () => {
+    clearIdleTimer()
+    idleTimerRef.current = window.setTimeout(() => {
+      setActive(false)
+    }, MOUSE_IDLE_TIME)
+  }
+
+  const handleActivity = () => {
+    setActive(true)
+    armIdleTimer()
+  }
+
+  useEffect(() => clearIdleTimer, [])
+
+  const isVisible = hasKeyboardFocus || active
+  return (
+    <div
+      className={css({
+        position: 'absolute',
+        left: '0',
+        top: '0',
+        display: 'flex',
+        justifyContent: 'center',
+        alignItems: 'center',
+        width: '100%',
+        height: '100%',
+      })}
+      data-visible={isVisible || undefined}
+      aria-hidden={!isVisible}
+      onMouseEnter={handleActivity}
+      onMouseMove={handleActivity}
+      onMouseLeave={() => {
+        clearIdleTimer()
+        setActive(false)
+      }}
+    >
+      {isVisible && children}
+    </div>
+  )
+}
+
+export const ParticipantTileFocus = ({
+  trackRef,
+  hasKeyboardFocus,
+}: {
+  trackRef: TrackReferenceOrPlaceholder
+  hasKeyboardFocus: boolean
+}) => {
+  const participant = trackRef.participant
+  const isScreenShare = trackRef.source == Track.Source.ScreenShare
+  const isLocal = participant.isLocal
+  const canMute = useCanMute(participant)
+
+  return (
+    <FadeOverlay hasKeyboardFocus={hasKeyboardFocus}>
+      <div
+        className={css({
+          backgroundColor: 'primaryDark.50',
+          zIndex: 1,
+          borderRadius: '0.25rem',
+          display: 'flex',
+          opacity: 0.6,
+          animation: 'overlayIn 200ms linear 300ms backwards',
+          _hover: {
+            opacity: 0.95,
+          },
+        })}
+      >
+        <HStack gap={0.5} padding={0.5}>
+          <FocusButton trackRef={trackRef} />
+          {!isScreenShare ? (
+            <>
+              {isLocal ? (
+                <EffectsButton />
+              ) : (
+                canMute && <MuteButton participant={participant} />
+              )}
+            </>
+          ) : (
+            !isLocal && <ZoomButton trackRef={trackRef} />
+          )}
+        </HStack>
+      </div>
+    </FadeOverlay>
+  )
+}

src/frontend/src/features/participantTile/components/participantTileFocus/ZoomButton.tsx

@@ -0,0 +1,32 @@
+import { TrackReferenceOrPlaceholder } from '@livekit/components-core'
+import { useTranslation } from 'react-i18next'
+import { useFullScreen } from '@/features/rooms/livekit/hooks/useFullScreen'
+import { Button } from '@/primitives'
+import { RiFullscreenLine } from '@remixicon/react'
+
+export const ZoomButton = ({
+  trackRef,
+}: {
+  trackRef: TrackReferenceOrPlaceholder
+}) => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'participantTileFocus' })
+  const { toggleFullScreen, isFullscreenAvailable } = useFullScreen({
+    trackRef,
+  })
+
+  if (!isFullscreenAvailable) {
+    return
+  }
+
+  return (
+    <Button
+      size="sm"
+      variant="primaryTextDark"
+      square
+      tooltip={t('fullScreen')}
+      onPress={() => toggleFullScreen()}
+    >
+      <RiFullscreenLine />
+    </Button>
+  )
+}

src/frontend/src/features/participants/api/updateParticipantRole.ts

@@ -0,0 +1,31 @@
+import { fetchApi } from '@/api/fetchApi'
+import { useRoomData } from '@/features/rooms/livekit/hooks/useRoomData'
+import { AssignableParticipantRole } from '@/features/rooms/api/ApiRoom'
+
+export const useParticipantRole = () => {
+  const data = useRoomData()
+
+  const updateParticipantRole = async (
+    identity: string,
+    role: AssignableParticipantRole
+  ) => {
+    if (!data?.id) {
+      throw new Error('Room id is not available')
+    }
+
+    try {
+      return fetchApi(`rooms/${data.id}/update-participant-role/`, {
+        method: 'POST',
+        body: JSON.stringify({
+          participant_identity: identity,
+          role: role,
+        }),
+      })
+    } catch (error) {
+      console.error(
+        `Failed to update participant's role ${identity}: ${error instanceof Error ? error.message : 'Unknown error'}`
+      )
+    }
+  }
+  return { updateParticipantRole }
+}

src/frontend/src/features/participants/components/LowerAllHandsButton.tsx

@@ -1,23 +1,22 @@
 import { Button } from '@/primitives'
 import { useTranslation } from 'react-i18next'
 import type { Participant } from 'livekit-client'
-import { useLowerHandParticipants } from '@/features/rooms/api/lowerHandParticipants'
-import { useIsAdminOrOwner } from '@/features/rooms/livekit/hooks/useIsAdminOrOwner'
+import { useLowerHandParticipants } from '../api/lowerHandParticipants'
 import { css } from '@/styled-system/css'
 import { RiHand } from '@remixicon/react'
+import { AdminOrOwnerOnly } from '@/features/rooms/components/AdminOrOwnerOnly'
 
 type LowerAllHandsButtonProps = {
   participants: Array<Participant>
 }
 
-export const LowerAllHandsButton = ({
+const LowerAllHandsButtonInner = ({
   participants,
 }: LowerAllHandsButtonProps) => {
   const { lowerHandParticipants } = useLowerHandParticipants()
   const { t } = useTranslation('rooms')
 
-  const isAdminOrOwner = useIsAdminOrOwner()
-  if (!isAdminOrOwner) return null
+  if (!participants.length) return null
 
   return (
     <Button
@@ -36,3 +35,13 @@ export const LowerAllHandsButton = ({
     </Button>
   )
 }
+
+export const LowerAllHandsButton = ({
+  participants,
+}: LowerAllHandsButtonProps) => {
+  return (
+    <AdminOrOwnerOnly>
+      <LowerAllHandsButtonInner participants={participants} />
+    </AdminOrOwnerOnly>
+  )
+}

src/frontend/src/features/participants/components/ParticipantName.tsx

@@ -0,0 +1,68 @@
+import React, { useLayoutEffect, useRef, useState } from 'react'
+import { Text } from '@/primitives'
+import { css } from '@/styled-system/css'
+import { useTranslation } from 'react-i18next'
+import { VisualOnlyTooltip } from '@/primitives/VisualOnlyTooltip'
+
+export const ParticipantName = React.memo(
+  ({ displayedName, isLocal }: { displayedName: string; isLocal: boolean }) => {
+    const { t } = useTranslation('rooms')
+
+    const nameRef = useRef<HTMLParagraphElement>(null)
+    const [isTruncated, setIsTruncated] = useState(false)
+
+    useLayoutEffect(() => {
+      const el = nameRef.current
+      if (!el) return
+      const truncated = el.scrollWidth > el.clientWidth
+      setIsTruncated((prev) => (prev === truncated ? prev : truncated))
+    }, [displayedName])
+
+    return (
+      <Text
+        as="div"
+        variant="sm"
+        className={css({
+          userSelect: 'none',
+          cursor: 'default',
+          display: 'flex',
+          minWidth: 0,
+          width: 'full',
+          maxWidth: 'full',
+        })}
+      >
+        <VisualOnlyTooltip
+          tooltip={displayedName}
+          disabled={!isTruncated}
+          className={css({ display: 'flex', minWidth: 0, flex: 1 })}
+        >
+          <p
+            className={css({
+              whiteSpace: 'nowrap',
+              overflow: 'hidden',
+              textOverflow: 'ellipsis',
+              display: 'block',
+              minWidth: 0,
+            })}
+            ref={nameRef}
+          >
+            {displayedName}
+          </p>
+        </VisualOnlyTooltip>
+        {isLocal && (
+          <span
+            className={css({
+              marginLeft: '.25rem',
+              whiteSpace: 'nowrap',
+              flexShrink: 0,
+            })}
+          >
+            ({t('participants.you')})
+          </span>
+        )}
+      </Text>
+    )
+  }
+)
+
+ParticipantName.displayName = 'ParticipantName'

src/frontend/src/features/participants/components/ParticipantRow.tsx

@@ -5,7 +5,11 @@ import { Text } from '@/primitives/Text'
 import { useTranslation } from 'react-i18next'
 import { Avatar } from '@/components/Avatar'
 import { getParticipantColor } from '@/features/rooms/utils/getParticipantColor'
-import { getParticipantIsRoomAdmin } from '@/features/rooms/utils/getParticipantIsRoomAdmin'
+import {
+  getParticipantIsRoomAdmin,
+  getParticipantIsRoomOwner,
+  getParticipantIsRoomMember,
+} from '@/features/rooms/utils/getParticipantIsRoomAdminOrOwner'
 import { type LocalParticipant, type Participant, Track } from 'livekit-client'
 import { isLocal } from '@/utils/livekit'
 import {
@@ -16,11 +20,13 @@ import Source = Track.Source
 import { RiMicFill, RiMicOffFill } from '@remixicon/react'
 import { Button } from '@/primitives'
 import { useState } from 'react'
-import { MuteAlertDialog } from '../../MuteAlertDialog'
 import { useMuteParticipant } from '@/features/rooms/api/muteParticipant'
 import { useCanMute } from '@/features/rooms/livekit/hooks/useCanMute'
-import { ParticipantMenuButton } from '../../ParticipantMenu/ParticipantMenuButton'
+import { ParticipantMenuButton } from './menu/ParticipantMenuButton'
 import { PinBadge } from './PinBadge'
+import { UnauthenticatedBadge } from './UnauthenticatedBadge'
+import { MuteAlertDialog } from '@/features/rooms/livekit/components/MuteAlertDialog'
+import { ParticipantName } from './ParticipantName'
 
 type MicIndicatorProps = {
   participant: Participant
@@ -93,9 +99,7 @@ type ParticipantListItemProps = {
   participant: Participant
 }
 
-export const ParticipantListItem = ({
-  participant,
-}: ParticipantListItemProps) => {
+export const ParticipantRow = ({ participant }: ParticipantListItemProps) => {
   const { t } = useTranslation('rooms')
   const name = participant.name || participant.identity
   return (
@@ -108,52 +112,26 @@ export const ParticipantListItem = ({
         width: 'full',
       })}
     >
-      <HStack>
-        <div
-          className={css({
-            position: 'relative',
-          })}
-        >
+      <HStack flex="1" minW="0">
+        <div className={css({ position: 'relative', flexShrink: 0 })}>
           <Avatar name={name} bgColor={getParticipantColor(participant)} />
           <PinBadge participant={participant} />
+          <UnauthenticatedBadge participant={participant} />
         </div>
-        <VStack gap={0} alignItems="start">
-          <Text
-            variant="sm"
-            className={css({
-              userSelect: 'none',
-              cursor: 'default',
-              display: 'flex',
-            })}
-          >
-            <span
-              className={css({
-                whiteSpace: 'nowrap',
-                overflow: 'hidden',
-                textOverflow: 'ellipsis',
-                maxWidth: '120px',
-                display: 'block',
-              })}
-            >
-              {name}
-            </span>
-            {isLocal(participant) && (
-              <span
-                className={css({
-                  marginLeft: '.25rem',
-                  whiteSpace: 'nowrap',
-                })}
-              >
-                ({t('participants.you')})
-              </span>
-            )}
+        <VStack gap={0} alignItems="start" minW="0" flex="1">
+          <ParticipantName
+            displayedName={name}
+            isLocal={isLocal(participant)}
+          />
+          <Text variant="xsNote">
+            {getParticipantIsRoomOwner(participant) && t('participants.host')}
+            {getParticipantIsRoomAdmin(participant) && t('participants.cohost')}
+            {getParticipantIsRoomMember(participant) &&
+              t('participants.member')}
           </Text>
-          {getParticipantIsRoomAdmin(participant) && (
-            <Text variant="xsNote">{t('participants.host')}</Text>
-          )}
         </VStack>
       </HStack>
-      <HStack>
+      <HStack flexShrink={0}>
         <MicIndicator participant={participant} />
         <ParticipantMenuButton participant={participant} />
       </HStack>

src/frontend/src/features/participants/components/ParticipantsCollapsibleSection.tsx

@@ -0,0 +1,93 @@
+import { ReactNode, useId, useState } from 'react'
+import { RiArrowUpSLine } from '@remixicon/react'
+import { styled, HStack, VStack } from '@/styled-system/jsx'
+
+const Container = styled('div', {
+  base: {
+    border: '1px solid',
+    borderColor: 'greyscale.250',
+    borderRadius: '8px',
+    margin: '0 .625rem 0.9375rem',
+  },
+})
+
+const Header = styled('button', {
+  base: {
+    minHeight: '2.5rem',
+    paddingX: '1.25rem',
+    paddingY: '0.5rem',
+    gap: '0.5rem',
+    cursor: 'pointer',
+    display: 'flex',
+    justifyContent: 'space-between',
+    alignItems: 'center',
+    width: '100%',
+    fontSize: '1rem',
+    transition: 'background 200ms',
+    borderTopRadius: '7px', // container radius (8) minus its 1px border
+    _hover: { backgroundColor: 'greyscale.50' },
+  },
+  variants: {
+    isOpen: { false: { borderRadius: '7px' } },
+  },
+})
+
+const Chevron = styled(RiArrowUpSLine, {
+  base: { transition: 'transform 200ms', flexShrink: 0 },
+  variants: {
+    isOpen: { false: { transform: 'rotate(180deg)' } },
+  },
+})
+
+const List = styled(VStack, {
+  base: {
+    borderTop: '1px solid',
+    borderTopColor: 'greyscale.250',
+    alignItems: 'start',
+    minHeight: 0,
+    flexGrow: 1,
+    paddingY: '0.5rem',
+    paddingX: '1rem',
+    gap: 0,
+  },
+})
+
+export type ParticipantsCollapsibleSectionProps = {
+  heading: string
+  count: number
+  action?: ReactNode
+  children: ReactNode
+}
+
+export const ParticipantsCollapsibleSection = ({
+  heading,
+  count,
+  action,
+  children,
+}: ParticipantsCollapsibleSectionProps) => {
+  const [isOpen, setIsOpen] = useState(true)
+  const listId = useId()
+  return (
+    <Container>
+      <Header
+        type="button"
+        isOpen={isOpen}
+        aria-expanded={isOpen}
+        aria-controls={listId}
+        onClick={() => setIsOpen((open) => !open)}
+      >
+        <HStack justify="space-between" width="100%">
+          <span>{heading}</span>
+          <span>{count}</span>
+        </HStack>
+        <Chevron size={32} isOpen={isOpen} aria-hidden />
+      </Header>
+      {isOpen && (
+        <List id={listId} role="list">
+          {action}
+          {children}
+        </List>
+      )}
+    </Container>
+  )
+}

src/frontend/src/features/participants/components/ParticipantsCount.tsx

@@ -0,0 +1,52 @@
+import React from 'react'
+import { useTranslation } from 'react-i18next'
+import { useRemoteParticipants } from '@livekit/components-react'
+import { srOnly } from '@/styles/a11y'
+import { css } from '@/styled-system/css'
+import { RiInfinityLine } from '@remixicon/react'
+
+const badgeStyles = css({
+  position: 'absolute',
+  top: '-.25rem',
+  right: '-.25rem',
+  width: '1.25rem',
+  height: '1.25rem',
+  backgroundColor: 'gray',
+  borderRadius: '50%',
+  color: 'white',
+  fontSize: '0.75rem',
+  display: 'flex',
+  alignItems: 'center',
+  justifyContent: 'center',
+  textAlign: 'center',
+  zIndex: 1,
+  userSelect: 'none',
+})
+
+/**
+ * Isolated so participant join/leave events only re-render the badge,
+ * not the button, tooltip or shortcut registration.
+ */
+export const ParticipantsCount = React.memo(
+  ({ describedById }: { describedById: string }) => {
+    const { t } = useTranslation('rooms', {
+      keyPrefix: 'controls.participants',
+    })
+    const remoteParticipants = useRemoteParticipants({
+      updateOnlyOn: [],
+    })
+    const count = (remoteParticipants?.length ?? 0) + 1
+
+    return (
+      <>
+        <span id={describedById} className={srOnly}>
+          {t('count', { count })}
+        </span>
+        <div className={badgeStyles} aria-hidden>
+          {count < 100 ? count : <RiInfinityLine size={10} />}
+        </div>
+      </>
+    )
+  }
+)
+ParticipantsCount.displayName = 'ParticipantsCount'

src/frontend/src/features/participants/components/ParticipantsList.tsx

@@ -0,0 +1,103 @@
+import { css } from '@/styled-system/css'
+import {
+  useRemoteParticipants,
+  useRoomContext,
+} from '@livekit/components-react'
+import { RoomEvent } from 'livekit-client'
+import { Div, H } from '@/primitives'
+import { useTranslation } from 'react-i18next'
+import { ParticipantRow } from './ParticipantRow'
+import { ParticipantsCollapsibleSection } from './ParticipantsCollapsibleSection'
+import { LowerAllHandsButton } from './LowerAllHandsButton'
+import { MuteEveryoneButton } from './MuteEveryoneButton'
+import { WaitingParticipantsSection } from './WaitingParticipantsSection'
+import { RaisedHandRow } from './RaisedHandRow'
+
+const JoinedParticipantsSections = () => {
+  const room = useRoomContext()
+  const { t } = useTranslation('rooms', { keyPrefix: 'participants' })
+
+  // `updateOnlyOn` filters on the room event *type*, not on which participant
+  // the event is about. `ParticipantNameChanged` and `ParticipantAttributesChanged`
+  // are room-wide and fire for the local participant too, so this hook re-emits
+  // (and we re-render) on local changes, despite its name.
+  //
+  // That is deliberate here: we prepend `room.localParticipant` to the list below,
+  // and its hand-raise state comes from `attributes.handRaisedAt`. Without the
+  // local events waking this component up, raising your own hand would not
+  // update the UI. Do not "optimise" these away.
+  const remoteParticipants = useRemoteParticipants({
+    updateOnlyOn: [
+      RoomEvent.ParticipantNameChanged,
+      RoomEvent.ParticipantAttributesChanged,
+    ],
+  })
+
+  const allParticipants = [
+    room.localParticipant,
+    ...[...remoteParticipants].sort((a, b) =>
+      (a.name || a.identity).localeCompare(b.name || b.identity)
+    ),
+  ]
+
+  const participantsWithRaisedHands = allParticipants
+    .filter((p) => !!p.attributes.handRaisedAt)
+    .sort((a, b) => {
+      const raisedAtA = Date.parse(a.attributes.handRaisedAt!)
+      const raisedAtB = Date.parse(b.attributes.handRaisedAt!)
+      return (
+        (Number.isNaN(raisedAtA) ? Infinity : raisedAtA) -
+        (Number.isNaN(raisedAtB) ? Infinity : raisedAtB)
+      )
+    })
+
+  return (
+    <>
+      {participantsWithRaisedHands.length > 0 && (
+        <ParticipantsCollapsibleSection
+          heading={t('raisedHands')}
+          count={participantsWithRaisedHands.length}
+          action={
+            <LowerAllHandsButton participants={participantsWithRaisedHands} />
+          }
+        >
+          {participantsWithRaisedHands.map((p) => (
+            <RaisedHandRow key={p.identity} participant={p} />
+          ))}
+        </ParticipantsCollapsibleSection>
+      )}
+      <ParticipantsCollapsibleSection
+        heading={t('contributors')}
+        count={allParticipants.length}
+        action={<MuteEveryoneButton participants={remoteParticipants} />}
+      >
+        {allParticipants.map((p) => (
+          <ParticipantRow key={p.identity} participant={p} />
+        ))}
+      </ParticipantsCollapsibleSection>
+    </>
+  )
+}
+
+export const ParticipantsList = () => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'participants' })
+
+  return (
+    <Div overflowY="scroll">
+      <H
+        lvl={2}
+        className={css({
+          fontSize: '0.875rem',
+          fontWeight: 'bold',
+          color: 'greyscale.600',
+          padding: '0 1.5rem',
+          marginBottom: '0.83em',
+        })}
+      >
+        {t('subheading').toUpperCase()}
+      </H>
+      <WaitingParticipantsSection />
+      <JoinedParticipantsSections />
+    </Div>
+  )
+}

src/frontend/src/features/participants/components/PinBadge.tsx

@@ -0,0 +1,52 @@
+import { Participant, Track } from 'livekit-client'
+import { RiPushpin2Fill } from '@remixicon/react'
+import { css } from '@/styled-system/css'
+import { useMemo } from 'react'
+import { useSnapshot } from 'valtio'
+import { layoutStore } from '@/stores/layout'
+import { isEqualTrackRef } from '@livekit/components-core'
+import Source = Track.Source
+
+export const PinBadge = ({ participant }: { participant: Participant }) => {
+  const cameraTrackRef = useMemo(() => {
+    return {
+      participant: participant,
+      publication: participant.getTrackPublication(Source.Camera),
+      source: Source.Camera,
+    }
+  }, [participant])
+
+  const screenShareTrackRef = useMemo(() => {
+    return {
+      participant: participant,
+      publication: participant.getTrackPublication(Source.ScreenShare),
+      source: Source.ScreenShare,
+    }
+  }, [participant])
+
+  const { pinnedTrackRef } = useSnapshot(layoutStore)
+  const inFocus =
+    isEqualTrackRef(pinnedTrackRef, cameraTrackRef) ||
+    isEqualTrackRef(pinnedTrackRef, screenShareTrackRef)
+
+  if (!inFocus) return
+
+  return (
+    <div
+      className={css({
+        height: '18px',
+        width: '18px',
+        borderRadius: '100%',
+        background: 'white',
+        display: 'flex',
+        justifyContent: 'center',
+        alignItems: 'center',
+        position: 'absolute',
+        bottom: '-2px',
+        right: '-4px',
+      })}
+    >
+      <RiPushpin2Fill size={14} aria-hidden />
+    </div>
+  )
+}

src/frontend/src/features/participants/components/RaisedHandRow.tsx

@@ -0,0 +1,68 @@
+import { css } from '@/styled-system/css'
+
+import { HStack } from '@/styled-system/jsx'
+import { useTranslation } from 'react-i18next'
+import { Avatar } from '@/components/Avatar'
+import { useLowerHandParticipant } from '../api/lowerHandParticipant'
+import { getParticipantColor } from '@/features/rooms/utils/getParticipantColor'
+import type { Participant } from 'livekit-client'
+import { isLocal } from '@/utils/livekit'
+import { RiHand } from '@remixicon/react'
+import { Button } from '@/primitives'
+import { AdminOrOwnerOnly } from '@/features/rooms/components/AdminOrOwnerOnly'
+import { ParticipantName } from './ParticipantName'
+
+const ActionButton = ({
+  participant,
+  name,
+}: {
+  participant: Participant
+  name: string
+}) => {
+  const { t } = useTranslation('rooms')
+  const { lowerHandParticipant } = useLowerHandParticipant()
+
+  return (
+    <Button
+      square
+      variant="greyscale"
+      size="sm"
+      onPress={() => lowerHandParticipant(participant)}
+      aria-label={t('participants.lowerParticipantHand', { name })}
+      tooltip={t('participants.lowerParticipantHand', { name })}
+      data-attr="participants-lower-hand"
+    >
+      <RiHand />
+    </Button>
+  )
+}
+
+type HandRaisedListItemProps = {
+  participant: Participant
+}
+
+export const RaisedHandRow = ({ participant }: HandRaisedListItemProps) => {
+  const name = participant.name || participant.identity
+  return (
+    <HStack
+      role="listitem"
+      justify="space-between"
+      key={participant.identity}
+      id={participant.identity}
+      className={css({
+        padding: '0.25rem 0',
+        width: 'full',
+      })}
+    >
+      <HStack flex="1" minW="0" overflow="hidden">
+        <Avatar name={name} bgColor={getParticipantColor(participant)} />
+        <ParticipantName displayedName={name} isLocal={isLocal(participant)} />
+      </HStack>
+      <HStack flexShrink={0}>
+        <AdminOrOwnerOnly>
+          <ActionButton participant={participant} name={name} />
+        </AdminOrOwnerOnly>
+      </HStack>
+    </HStack>
+  )
+}

src/frontend/src/features/participants/components/UnauthenticatedBadge.tsx

@@ -0,0 +1,43 @@
+import { Participant } from 'livekit-client'
+import { css } from '@/styled-system/css'
+import { useParticipantAttribute } from '@livekit/components-react'
+import { RiErrorWarningFill } from '@remixicon/react'
+import { VisualOnlyTooltip } from '@/primitives/VisualOnlyTooltip'
+import { useTranslation } from 'react-i18next'
+
+export const UnauthenticatedBadge = ({
+  participant,
+}: {
+  participant: Participant
+}) => {
+  const { t } = useTranslation('rooms', {
+    keyPrefix: 'participants.unauthenticated',
+  })
+  const is_authenticated = useParticipantAttribute('is_authenticated', {
+    participant,
+  })
+
+  if (is_authenticated == 'true') return
+
+  return (
+    <div
+      className={css({
+        height: '18px',
+        width: '18px',
+        borderRadius: '100%',
+        background: 'orange.200',
+        color: 'orange.800',
+        display: 'flex',
+        justifyContent: 'center',
+        alignItems: 'center',
+        position: 'absolute',
+        bottom: '-2px',
+        right: '-4px',
+      })}
+    >
+      <VisualOnlyTooltip tooltip={t('badge')}>
+        <RiErrorWarningFill size={14} aria-hidden />
+      </VisualOnlyTooltip>
+    </div>
+  )
+}

src/frontend/src/features/participants/components/WaitingParticipantRow.tsx

@@ -1,12 +1,13 @@
-import { Button, Text } from '@/primitives'
+import { Button } from '@/primitives'
 import { HStack } from '@/styled-system/jsx'
 import { css } from '@/styled-system/css'
 import { Avatar } from '@/components/Avatar'
 import { useTranslation } from 'react-i18next'
-import { WaitingParticipant } from '@/features/rooms/api/listWaitingParticipants'
+import { WaitingParticipant } from '../api/listWaitingParticipants'
 import { RiCloseLine } from '@remixicon/react'
+import { ParticipantName } from './ParticipantName'
 
-export const WaitingParticipantListItem = ({
+export const WaitingParticipantRow = ({
   participant,
   onAction,
 }: {
@@ -26,42 +27,11 @@ export const WaitingParticipantListItem = ({
         width: 'full',
       })}
     >
-      <HStack
-        className={css({
-          flex: '1',
-          minWidth: '0',
-        })}
-      >
+      <HStack flex="1" minW="0">
         <Avatar name={participant.username} bgColor={participant.color} />
-        <Text
-          variant={'sm'}
-          className={css({
-            userSelect: 'none',
-            cursor: 'default',
-            display: 'flex',
-            flex: '1',
-            minWidth: '0',
-          })}
-        >
-          <span
-            className={css({
-              whiteSpace: 'nowrap',
-              overflow: 'hidden',
-              textOverflow: 'ellipsis',
-              width: '100%',
-              display: 'block',
-            })}
-          >
-            {participant.username}
-          </span>
-        </Text>
+        <ParticipantName displayedName={participant.username} isLocal={false} />
       </HStack>
-      <HStack
-        gap="0.25rem"
-        className={css({
-          flexShrink: '0',
-        })}
-      >
+      <HStack gap="0.25rem" flexShrink={0}>
         <Button
           size="sm"
           variant="tertiary"

src/frontend/src/features/participants/components/WaitingParticipantsSection.tsx

@@ -0,0 +1,28 @@
+import { useTranslation } from 'react-i18next'
+import { ParticipantsCollapsibleSection } from './ParticipantsCollapsibleSection'
+import { WaitingParticipantRow } from './WaitingParticipantRow'
+import { useWaitingParticipants } from '../hooks/useWaitingParticipants'
+
+export const WaitingParticipantsSection = () => {
+  const { t } = useTranslation('rooms', { keyPrefix: 'participants.waiting' })
+
+  const { waitingParticipants, handleParticipantEntry } =
+    useWaitingParticipants()
+
+  if (waitingParticipants?.length == 0) return
+
+  return (
+    <ParticipantsCollapsibleSection
+      heading={t('title')}
+      count={waitingParticipants.length}
+    >
+      {waitingParticipants.map((p) => (
+        <WaitingParticipantRow
+          key={p.id}
+          participant={p}
+          onAction={handleParticipantEntry}
+        />
+      ))}
+    </ParticipantsCollapsibleSection>
+  )
+}

src/frontend/src/features/participants/components/menu/ParticipantMenu.tsx

@@ -0,0 +1,46 @@
+import { Menu as RACMenu } from 'react-aria-components'
+import type { Participant } from 'livekit-client'
+import { PinMenuItem } from './items/PinMenuItem'
+import { RemoveMenuItem } from './items/RemoveMenuItem'
+import { PromoteMenuItem } from './items/PromoteMenuItem'
+import { useIsAdminOrOwner } from '@/features/rooms/livekit/hooks/useIsAdminOrOwner'
+import { useParticipantAttributes } from '@livekit/components-react'
+
+export const ParticipantMenu = ({
+  participant,
+}: {
+  participant: Participant
+}) => {
+  const isLocalUserAdminOrOwner = useIsAdminOrOwner()
+
+  const { attributes } = useParticipantAttributes({ participant })
+
+  const isAdmin = attributes?.room_role === 'administrator'
+  const isOwner = attributes?.room_role === 'owner'
+  const isAuthenticated = attributes?.is_authenticated == 'true'
+
+  const canManage = !participant.isLocal && isLocalUserAdminOrOwner && !isOwner
+
+  return (
+    <RACMenu
+      style={{
+        minWidth: '100px',
+      }}
+    >
+      <PinMenuItem participant={participant} />
+      {canManage && (
+        <RemoveMenuItem
+          identity={participant.identity}
+          displayedName={participant.name}
+        />
+      )}
+      {canManage && isAuthenticated && (
+        <PromoteMenuItem
+          identity={participant.identity}
+          isAdmin={isAdmin}
+          displayedName={participant.name}
+        />
+      )}
+    </RACMenu>
+  )
+}

src/frontend/src/features/participants/components/menu/ParticipantMenuButton.tsx

@@ -1,7 +1,6 @@
 import { Button, Menu } from '@/primitives'
 import { RiMore2Fill } from '@remixicon/react'
 import { ParticipantMenu } from './ParticipantMenu'
-import { useIsAdminOrOwner } from '@/features/rooms/livekit/hooks/useIsAdminOrOwner'
 import type { Participant } from 'livekit-client'
 import { useTranslation } from 'react-i18next'
 
@@ -11,8 +10,6 @@ export const ParticipantMenuButton = ({
   participant: Participant
 }) => {
   const { t } = useTranslation('rooms', { keyPrefix: 'participants' })
-  const isAdminOrOwner = useIsAdminOrOwner()
-  if (!isAdminOrOwner) return null
   return (
     <Menu>
       <Button

src/frontend/src/features/participants/components/menu/items/PinMenuItem.tsx

@@ -1,15 +1,28 @@
-import type { Participant } from 'livekit-client'
+import { Participant, Track } from 'livekit-client'
 import { menuRecipe } from '@/primitives/menuRecipe'
 import { HStack } from '@/styled-system/jsx'
 import { RiPushpin2Line, RiUnpinLine } from '@remixicon/react'
 import { MenuItem } from 'react-aria-components'
 import { useTranslation } from 'react-i18next'
-import { useFocusToggleParticipant } from '@/features/rooms/livekit/hooks/useFocusToggleParticipant'
+import { useSnapshot } from 'valtio'
+import { clearPinnedTrack, layoutStore, setPinnedTrack } from '@/stores/layout'
+import { isEqualTrackRef } from '@livekit/components-core'
+import Source = Track.Source
+import { useMemo } from 'react'
 
 export const PinMenuItem = ({ participant }: { participant: Participant }) => {
   const { t } = useTranslation('rooms', { keyPrefix: 'participantMenu' })
 
-  const { toggle, inFocus } = useFocusToggleParticipant(participant)
+  const trackRef = useMemo(() => {
+    return {
+      participant: participant,
+      publication: participant.getTrackPublication(Source.Camera),
+      source: Source.Camera,
+    }
+  }, [participant])
+
+  const { pinnedTrackRef } = useSnapshot(layoutStore)
+  const inFocus = isEqualTrackRef(pinnedTrackRef, trackRef)
 
   return (
     <MenuItem
@@ -17,7 +30,7 @@ export const PinMenuItem = ({ participant }: { participant: Participant }) => {
         name: participant.name,
       })}
       className={menuRecipe({ icon: true }).item}
-      onAction={toggle}
+      onAction={() => (inFocus ? clearPinnedTrack() : setPinnedTrack(trackRef))}
     >
       <HStack gap={0.25}>
         {inFocus ? (

src/frontend/src/features/participants/components/menu/items/PromoteMenuItem.tsx

@@ -0,0 +1,47 @@
+import React, { useCallback } from 'react'
+import { MenuItem } from 'react-aria-components'
+import { useTranslation } from 'react-i18next'
+import { RiAdminLine, RiUserMinusLine } from '@remixicon/react'
+import { useParticipantRole } from '@/features/participants/api/updateParticipantRole'
+import { menuRecipe } from '@/primitives/menuRecipe'
+import { HStack } from '@/styled-system/jsx'
+
+type PromoteMenuItemProps = {
+  identity: string
+  displayedName?: string
+  isAdmin: boolean
+}
+
+export const PromoteMenuItem = React.memo(
+  ({ identity, displayedName, isAdmin }: PromoteMenuItemProps) => {
+    const { t } = useTranslation('rooms', { keyPrefix: 'participantMenu' })
+
+    const { updateParticipantRole } = useParticipantRole()
+
+    const label = isAdmin ? 'demote' : 'promote'
+    const Icon = isAdmin ? RiUserMinusLine : RiAdminLine
+
+    const toggleRole = useCallback(
+      () =>
+        updateParticipantRole(identity, isAdmin ? 'member' : 'administrator'),
+      [isAdmin, updateParticipantRole, identity]
+    )
+
+    return (
+      <MenuItem
+        aria-label={t(`${label}.ariaLabel`, {
+          name: displayedName || identity,
+        })}
+        className={menuRecipe({ icon: true }).item}
+        onAction={toggleRole}
+      >
+        <HStack gap={0.25} minWidth={280}>
+          <Icon size={20} aria-hidden />
+          {t(`${label}.label`)}
+        </HStack>
+      </MenuItem>
+    )
+  }
+)
+
+PromoteMenuItem.displayName = 'PromoteMenuItem'