✅(transcription) fix broken speaker assignment tests

Fix broken speaker assignement tests following #1522.

CHANGELOG.md

@@ -18,7 +18,6 @@ and this project adheres to
 - ⬆️(frontend) upgrade i18next from 26.3.1 to 26.3.2
 - ⬆️(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
 
 ## [1.24.0] - 2026-07-21
 

src/backend/core/utils.py

@@ -423,31 +423,6 @@ def detect_mimetype(file_buffer: bytes, filename: str | None = None) -> str:
     return mimetype_from_content or "application/octet-stream"
 
 
-def _get_s3_client(*, override_domain: bool = True):
-    """Return an S3 client, honoring the AWS_S3_DOMAIN_REPLACE endpoint override.
-
-    AWS_S3_DOMAIN_REPLACE is used when the backend and frontend reach object
-    storage under different domains (this is the case in the docker compose stack
-    used in development: the frontend connects to the object storage on localhost
-    while the backend uses the object storage service name declared in the stack).
-    The domain name is used to compute the signature, so it can't be changed
-    dynamically by the frontend; we build a dedicated boto3 client pointed at that
-    endpoint. Otherwise we reuse the default storage client.
-    """
-    if settings.AWS_S3_DOMAIN_REPLACE and override_domain:
-        return boto3.client(
-            "s3",
-            aws_access_key_id=settings.AWS_S3_ACCESS_KEY_ID,
-            aws_secret_access_key=settings.AWS_S3_SECRET_ACCESS_KEY,
-            endpoint_url=settings.AWS_S3_DOMAIN_REPLACE,
-            config=botocore.client.Config(
-                region_name=settings.AWS_S3_REGION_NAME,
-                signature_version=settings.AWS_S3_SIGNATURE_VERSION,
-            ),
-        )
-    return default_storage.connection.meta.client
-
-
 def generate_upload_policy(file):
     """
     Generate a S3 upload policy for a given file.
@@ -458,7 +433,26 @@ def generate_upload_policy(file):
 
     key = file.temporary_file_key
 
-    s3_client = _get_s3_client()
+    # This settings should be used if the backend application and the frontend application
+    # can't connect to the object storage with the same domain. This is the case in the
+    # docker compose stack used in development. The frontend application will use localhost
+    # to connect to the object storage while the backend application will use the object storage
+    # service name declared in the docker compose stack.
+    # This is needed because the domain name is used to compute the signature. So it can't be
+    # changed dynamically by the frontend application.
+    if settings.AWS_S3_DOMAIN_REPLACE:
+        s3_client = boto3.client(
+            "s3",
+            aws_access_key_id=settings.AWS_S3_ACCESS_KEY_ID,
+            aws_secret_access_key=settings.AWS_S3_SECRET_ACCESS_KEY,
+            endpoint_url=settings.AWS_S3_DOMAIN_REPLACE,
+            config=botocore.client.Config(
+                region_name=settings.AWS_S3_REGION_NAME,
+                signature_version=settings.AWS_S3_SIGNATURE_VERSION,
+            ),
+        )
+    else:
+        s3_client = default_storage.connection.meta.client
 
     # Generate the policy
     policy = s3_client.generate_presigned_url(
@@ -479,7 +473,26 @@ def generate_download_s3_url(
     if not key:
         raise ValueError("key cannot be empty")
 
-    s3_client = _get_s3_client(override_domain=override_domain)
+    # This setting should be used if the backend application and the frontend application
+    # can't connect to the object storage with the same domain. This is the case in the
+    # docker compose stack used in development. The frontend application will use localhost
+    # to connect to the object storage while the backend application will use the object storage
+    # service name declared in the docker compose stack.
+    # This is needed because the domain name is used to compute the signature. So it can't be
+    # changed dynamically by the frontend application.
+    if settings.AWS_S3_DOMAIN_REPLACE and override_domain:
+        s3_client = boto3.client(
+            "s3",
+            aws_access_key_id=settings.AWS_S3_ACCESS_KEY_ID,
+            aws_secret_access_key=settings.AWS_S3_SECRET_ACCESS_KEY,
+            endpoint_url=settings.AWS_S3_DOMAIN_REPLACE,
+            config=botocore.client.Config(
+                region_name=settings.AWS_S3_REGION_NAME,
+                signature_version=settings.AWS_S3_SIGNATURE_VERSION,
+            ),
+        )
+    else:
+        s3_client = default_storage.connection.meta.client
 
     return s3_client.generate_presigned_url(
         ClientMethod="get_object",

src/frontend/package-lock.json

@@ -29,7 +29,7 @@
         "i18next-browser-languagedetector": "8.2.1",
         "i18next-parser": "9.4.0",
         "i18next-resources-to-backend": "1.2.1",
-        "livekit-client": "2.20.0",
+        "livekit-client": "2.19.2",
         "posthog-js": "1.395.0",
         "react": "18.3.1",
         "react-aria": "3.50.0",
@@ -1028,9 +1028,9 @@
       "license": "Apache-2.0"
     },
     "node_modules/@livekit/protocol": {
-      "version": "1.46.6",
-      "resolved": "https://registry.npmjs.org/@livekit/protocol/-/protocol-1.46.6.tgz",
-      "integrity": "sha512-upzlHP1vi/kZ/QqALZTFskQ0ifqc2f15RKucHYOsIHJsaXvEYanG75mAb7o+Yomfs4XhQ4BaRsdY+TFHXpaqrg==",
+      "version": "1.45.8",
+      "resolved": "https://registry.npmjs.org/@livekit/protocol/-/protocol-1.45.8.tgz",
+      "integrity": "sha512-Q+l57E7w/xxOBFVWzdX5rkAZO7ffyF+rlDzNUYq2SU114+5aTyCq+PK4unaEVDNd4952Af7wteKr3sOgasGuaA==",
       "license": "Apache-2.0",
       "dependencies": {
         "@bufbuild/protobuf": "^1.10.0"
@@ -8125,13 +8125,13 @@
       "license": "MIT"
     },
     "node_modules/livekit-client": {
-      "version": "2.20.0",
-      "resolved": "https://registry.npmjs.org/livekit-client/-/livekit-client-2.20.0.tgz",
-      "integrity": "sha512-RIJcpvBmOmwz3jTj3rmdY6Dzr55HrhcaJjMgY+HSmoEM+yIRyA40m7r8UKv0hnZWM3z/AYhP1q8C8ciz5UWFKQ==",
+      "version": "2.19.2",
+      "resolved": "https://registry.npmjs.org/livekit-client/-/livekit-client-2.19.2.tgz",
+      "integrity": "sha512-Kvk07QYDWRAbmYNLRll04ZIuxMQobW/oLPYnmR1kCy8GGHpU0gqyHf704Rz+29zfy8IJZRjKqeVbzGSKn9sumw==",
       "license": "Apache-2.0",
       "dependencies": {
         "@livekit/mutex": "1.1.1",
-        "@livekit/protocol": "1.46.6",
+        "@livekit/protocol": "1.45.8",
         "events": "^3.3.0",
         "jose": "^6.1.0",
         "loglevel": "^1.9.2",

src/frontend/package.json

@@ -36,7 +36,7 @@
     "i18next-browser-languagedetector": "8.2.1",
     "i18next-parser": "9.4.0",
     "i18next-resources-to-backend": "1.2.1",
-    "livekit-client": "2.20.0",
+    "livekit-client": "2.19.2",
     "posthog-js": "1.395.0",
     "react": "18.3.1",
     "react-aria": "3.50.0",