From e27b981701eb6de50c8dd604b5601c4560b93fa3 Mon Sep 17 00:00:00 2001
From: rcourtman <courtmanr@gmail.com>
Date: Fri, 12 Jun 2026 18:37:07 +0100
Subject: [PATCH] Canonicalize copy value controls

---
 .../subsystems/frontend-primitives.md         |   7 +
 .../scripts/shared-template-registry.json     | 156 +++++++++++++++++-
 .../src/components/Discovery/DiscoveryTab.tsx | 116 ++++---------
 .../src/components/shared/Button.test.tsx     |  78 ++++++++-
 .../src/components/shared/Button.tsx          |  80 ++++++++-
 .../src/components/shared/CopyableCodeRow.tsx |  37 +++++
 .../SharedPrimitives.guardrails.test.ts       |  86 +++++++++-
 .../shared/WebInterfaceUrlField.tsx           |  72 ++++----
 .../src/components/shared/buttonModel.ts      |  40 +++++
 9 files changed, 527 insertions(+), 145 deletions(-)
 create mode 100644 frontend-modern/src/components/shared/CopyableCodeRow.tsx

diff --git a/docs/release-control/v6/internal/subsystems/frontend-primitives.md b/docs/release-control/v6/internal/subsystems/frontend-primitives.md
index c2e6192d2..93b197935 100644
--- a/docs/release-control/v6/internal/subsystems/frontend-primitives.md
+++ b/docs/release-control/v6/internal/subsystems/frontend-primitives.md
@@ -166,6 +166,7 @@ work extends shared components instead of creating new local variants.
 137. `frontend-modern/src/components/shared/Button.tsx`
 138. `frontend-modern/src/components/shared/buttonModel.ts`
 139. `frontend-modern/src/components/shared/Button.test.tsx`
+140. `frontend-modern/src/components/shared/CopyableCodeRow.tsx`
 
 ## Shared Boundaries
 
@@ -473,6 +474,12 @@ not a replacement status card, CTA band, or page-local nested card.
    If a new surface needs a variant that the shared primitive does not expose,
    extend the primitive and registry guard rather than adding a page-local
    class string.
+   Copy-value affordances belong to the same shared button family. Feature
+   surfaces may own the copied value, success/error notification, and adjacent
+   product copy, but icon/chip copy controls must use `CopyValueButton`, and
+   copyable command/path/value rows must use `CopyableCodeRow` instead of
+   recreating local copy icons, copied-state checks, disabled empty-value
+   handling, or `font-mono` code-row shells.
    Framed product table surfaces must consume the shared `TableCard` frame and
    `TableCardHeader` title/action band instead of composing page-local `Card`
    border, background, overflow, or table-title chrome. Feature owners may own
diff --git a/frontend-modern/scripts/shared-template-registry.json b/frontend-modern/scripts/shared-template-registry.json
index f2c5d1923..cd8dc9dc9 100644
--- a/frontend-modern/scripts/shared-template-registry.json
+++ b/frontend-modern/scripts/shared-template-registry.json
@@ -220,6 +220,66 @@
         "scripts/shared-template-audit.mjs"
       ]
     },
+    {
+      "id": "copy-value-action-shell",
+      "category": "copy-action",
+      "summary": "Copy-value icon and chip controls must compose CopyValueButton for shared copied-state iconography, disabled handling, focus, sizing, and aria behavior instead of recreating page-local copy buttons.",
+      "canonical": {
+        "path": "src/components/shared/Button.tsx",
+        "export": "CopyValueButton"
+      },
+      "requiredConsumers": [
+        { "path": "src/components/Discovery/DiscoveryTab.tsx" },
+        { "path": "src/components/shared/WebInterfaceUrlField.tsx" }
+      ],
+      "forbiddenPatterns": [
+        {
+          "path": "src/components/Discovery/DiscoveryTab.tsx",
+          "patterns": [
+            "interface CopyValueButtonProps",
+            "const CopyValueButton",
+            "CopyIcon class=\"h-3.5 w-3.5\"",
+            "CheckIcon class=\"h-3.5 w-3.5 text-emerald-600"
+          ]
+        },
+        {
+          "path": "src/components/shared/WebInterfaceUrlField.tsx",
+          "patterns": [
+            "CopyIcon class=\"h-3.5 w-3.5\"",
+            "CheckIcon class=\"h-3.5 w-3.5 text-emerald-600"
+          ]
+        }
+      ],
+      "proof": [
+        "src/components/shared/SharedPrimitives.guardrails.test.ts",
+        "src/components/shared/Button.test.tsx",
+        "scripts/shared-template-audit.mjs"
+      ]
+    },
+    {
+      "id": "copyable-code-row-shell",
+      "category": "copy-action",
+      "summary": "Copyable code/value rows must compose CopyableCodeRow for the shared code surface and copy action instead of recreating local font-mono row shells.",
+      "canonical": {
+        "path": "src/components/shared/CopyableCodeRow.tsx",
+        "export": "CopyableCodeRow"
+      },
+      "requiredConsumers": [{ "path": "src/components/Discovery/DiscoveryTab.tsx" }],
+      "forbiddenPatterns": [
+        {
+          "path": "src/components/Discovery/DiscoveryTab.tsx",
+          "patterns": [
+            "const CopyableCodeRow",
+            "flex items-start gap-2 rounded bg-surface-alt px-2 py-1.5"
+          ]
+        }
+      ],
+      "proof": [
+        "src/components/shared/SharedPrimitives.guardrails.test.ts",
+        "src/components/shared/Button.test.tsx",
+        "scripts/shared-template-audit.mjs"
+      ]
+    },
     {
       "id": "form-select-shell",
       "category": "form-control",
@@ -1100,6 +1160,94 @@
         "scripts/shared-template-audit.mjs"
       ]
     },
+    {
+      "id": "copy-value-neutral-local-button-shell",
+      "category": "copy-action",
+      "summary": "Copy-value controls must not copy the neutral bordered icon-button shell; use CopyValueButton with the neutral variant.",
+      "canonical": {
+        "path": "src/components/shared/Button.tsx",
+        "export": "CopyValueButton"
+      },
+      "scopes": ["src/components", "src/features", "src/pages"],
+      "extensions": [".tsx"],
+      "allPatterns": [
+        "inline-flex min-h-7 min-w-7 shrink-0 items-center justify-center rounded border border-border bg-surface px-2 text-muted transition-colors hover:bg-surface-hover hover:text-base-content",
+        "fallback={<CopyIcon class=\"h-3.5 w-3.5\" />}"
+      ],
+      "legacyReason": "Retired migration debt. Neutral copy-value icon buttons belong to CopyValueButton.",
+      "allowedPaths": [],
+      "proof": [
+        "src/components/shared/SharedPrimitives.guardrails.test.ts",
+        "src/components/shared/Button.test.tsx",
+        "scripts/shared-template-audit.mjs"
+      ]
+    },
+    {
+      "id": "copy-value-muted-local-button-shell",
+      "category": "copy-action",
+      "summary": "Copy-value controls must not copy the muted icon-button shell; use CopyValueButton with the ghost variant.",
+      "canonical": {
+        "path": "src/components/shared/Button.tsx",
+        "export": "CopyValueButton"
+      },
+      "scopes": ["src/components", "src/features", "src/pages"],
+      "extensions": [".tsx"],
+      "allPatterns": [
+        "inline-flex min-h-8 min-w-8 items-center justify-center rounded-md text-muted transition-colors hover:bg-surface-hover hover:text-base-content",
+        "fallback={<CopyIcon class=\"h-3.5 w-3.5\" />}"
+      ],
+      "legacyReason": "Retired migration debt. Muted copy-value icon buttons belong to CopyValueButton.",
+      "allowedPaths": [],
+      "proof": [
+        "src/components/shared/SharedPrimitives.guardrails.test.ts",
+        "src/components/shared/Button.test.tsx",
+        "scripts/shared-template-audit.mjs"
+      ]
+    },
+    {
+      "id": "copy-value-accent-local-button-shell",
+      "category": "copy-action",
+      "summary": "Copy-value controls must not copy the blue suggested-value icon-button shell; use CopyValueButton with the accent variant.",
+      "canonical": {
+        "path": "src/components/shared/Button.tsx",
+        "export": "CopyValueButton"
+      },
+      "scopes": ["src/components", "src/features", "src/pages"],
+      "extensions": [".tsx"],
+      "allPatterns": [
+        "inline-flex min-h-7 min-w-7 shrink-0 items-center justify-center rounded text-blue-700 transition-colors hover:bg-blue-100 dark:text-blue-200 dark:hover:bg-blue-950",
+        "fallback={<CopyIcon class=\"h-3.5 w-3.5\" />}"
+      ],
+      "legacyReason": "Retired migration debt. Accent copy-value icon buttons belong to CopyValueButton.",
+      "allowedPaths": [],
+      "proof": [
+        "src/components/shared/SharedPrimitives.guardrails.test.ts",
+        "src/components/shared/Button.test.tsx",
+        "scripts/shared-template-audit.mjs"
+      ]
+    },
+    {
+      "id": "copyable-code-row-local-shell",
+      "category": "copy-action",
+      "summary": "Copyable code/value rows must not copy the local surface-alt font-mono row shell; use CopyableCodeRow.",
+      "canonical": {
+        "path": "src/components/shared/CopyableCodeRow.tsx",
+        "export": "CopyableCodeRow"
+      },
+      "scopes": ["src/components", "src/features", "src/pages"],
+      "extensions": [".tsx"],
+      "allPatterns": [
+        "flex items-start gap-2 rounded bg-surface-alt px-2 py-1.5",
+        "break-all font-mono text-xs text-base-content"
+      ],
+      "legacyReason": "Retired migration debt. Copyable code rows belong to CopyableCodeRow so code styling and copy behavior stay canonical.",
+      "allowedPaths": [],
+      "proof": [
+        "src/components/shared/SharedPrimitives.guardrails.test.ts",
+        "src/components/shared/Button.test.tsx",
+        "scripts/shared-template-audit.mjs"
+      ]
+    },
     {
       "id": "button-secondary-settings-action-local-shell",
       "category": "action-button",
@@ -1154,9 +1302,7 @@
       },
       "scopes": ["src/components/Settings", "src/features", "src/pages"],
       "extensions": [".tsx"],
-      "allPatterns": [
-        "rounded-md bg-blue-600 px-3 py-2 text-sm font-medium text-white"
-      ],
+      "allPatterns": ["rounded-md bg-blue-600 px-3 py-2 text-sm font-medium text-white"],
       "legacyReason": "Retired migration debt. Primary settings actions belong to the shared Button primitive family.",
       "allowedPaths": [],
       "ignoredPaths": ["src/components/shared/Button.test.tsx"],
@@ -1176,9 +1322,7 @@
       },
       "scopes": ["src/components/Settings", "src/features", "src/pages"],
       "extensions": [".tsx"],
-      "allPatterns": [
-        "rounded-md bg-rose-600 px-3 py-2 text-sm font-medium text-white"
-      ],
+      "allPatterns": ["rounded-md bg-rose-600 px-3 py-2 text-sm font-medium text-white"],
       "legacyReason": "Retired migration debt. Confirmed destructive settings actions belong to the shared Button primitive family.",
       "allowedPaths": [],
       "ignoredPaths": ["src/components/shared/Button.test.tsx"],
diff --git a/frontend-modern/src/components/Discovery/DiscoveryTab.tsx b/frontend-modern/src/components/Discovery/DiscoveryTab.tsx
index 0e12499d6..e7f9d7870 100644
--- a/frontend-modern/src/components/Discovery/DiscoveryTab.tsx
+++ b/frontend-modern/src/components/Discovery/DiscoveryTab.tsx
@@ -1,6 +1,4 @@
 import { Component, For, Show, createMemo } from 'solid-js';
-import CheckIcon from 'lucide-solid/icons/check';
-import CopyIcon from 'lucide-solid/icons/copy';
 import ExternalLinkIcon from 'lucide-solid/icons/external-link';
 import TriangleAlertIcon from 'lucide-solid/icons/triangle-alert';
 import type { ResourceType } from '../../types/discovery';
@@ -31,6 +29,8 @@ import {
   DISCOVERY_ANALYSIS_EXPLANATION,
   DISCOVERY_ANALYSIS_REASONING_LABEL,
 } from '@/utils/resourceAnalysisPresentation';
+import { CopyValueButton } from '@/components/shared/Button';
+import { CopyableCodeRow } from '@/components/shared/CopyableCodeRow';
 import { useDiscoveryTabState } from './useDiscoveryTabState';
 import { orderFactsByActionability } from './factOrdering';
 import { deriveCliCommand } from './cliCommand';
@@ -51,54 +51,6 @@ interface DiscoveryTabProps {
   showManualRunAction?: boolean;
 }
 
-interface CopyValueButtonProps {
-  value?: string | null;
-  copiedValue: () => string;
-  onCopy: (value?: string | null) => void | Promise<void>;
-  label: string;
-  class?: string;
-}
-
-const CopyValueButton: Component<CopyValueButtonProps> = (props) => {
-  const trimmedValue = () => (props.value || '').trim();
-  const copied = () => Boolean(trimmedValue()) && props.copiedValue() === trimmedValue();
-
-  return (
-    <button
-      type="button"
-      class={
-        props.class ||
-        'inline-flex min-h-7 min-w-7 shrink-0 items-center justify-center rounded border border-border bg-surface px-2 text-muted transition-colors hover:bg-surface-hover hover:text-base-content'
-      }
-      onClick={() => void props.onCopy(trimmedValue())}
-      disabled={!trimmedValue()}
-      title={props.label}
-      aria-label={props.label}
-    >
-      <Show when={copied()} fallback={<CopyIcon class="h-3.5 w-3.5" />}>
-        <CheckIcon class="h-3.5 w-3.5 text-emerald-600 dark:text-emerald-400" />
-      </Show>
-    </button>
-  );
-};
-
-interface CopyableCodeRowProps extends CopyValueButtonProps {
-  value: string;
-}
-
-const CopyableCodeRow: Component<CopyableCodeRowProps> = (props) => (
-  <div class="flex items-start gap-2 rounded bg-surface-alt px-2 py-1.5">
-    <code class="min-w-0 flex-1 break-all font-mono text-xs text-base-content">{props.value}</code>
-    <CopyValueButton
-      value={props.value}
-      copiedValue={props.copiedValue}
-      onCopy={props.onCopy}
-      label={props.label}
-      class="inline-flex min-h-6 min-w-6 shrink-0 items-center justify-center rounded text-muted transition-colors hover:bg-surface-hover hover:text-base-content"
-    />
-  </div>
-);
-
 export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
   const {
     canTriggerDiscovery,
@@ -787,10 +739,11 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                         <span class="text-xs text-muted">Version {d().service_version}</span>
                         <CopyValueButton
                           value={d().service_version}
-                          copiedValue={copiedDiscoveryValue}
-                          onCopy={handleCopyDiscoveryValue}
+                          copied={copiedDiscoveryValue() === (d().service_version ?? '').trim()}
+                          onCopyValue={handleCopyDiscoveryValue}
                           label="Copy service version"
-                          class="inline-flex min-h-5 min-w-5 shrink-0 items-center justify-center rounded text-muted transition-colors hover:bg-surface-hover hover:text-base-content"
+                          variant="ghost"
+                          size="xs"
                         />
                       </div>
                     </Show>
@@ -867,10 +820,11 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                       </a>
                       <CopyValueButton
                         value={d().suggested_url}
-                        copiedValue={copiedDiscoveryValue}
-                        onCopy={handleCopyDiscoveryValue}
+                        copied={copiedDiscoveryValue() === (d().suggested_url ?? '').trim()}
+                        onCopyValue={handleCopyDiscoveryValue}
                         label="Copy suggested URL"
-                        class={getDiscoverySuggestedURLActionClass()}
+                        variant="accent"
+                        size="md"
                       />
                     </div>
                     <p class={`mt-1.5 text-[11px] ${getDiscoverySuggestedURLTextClass()}`}>
@@ -898,8 +852,8 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                   >
                     <CopyableCodeRow
                       value={cliCommand()!}
-                      copiedValue={copiedDiscoveryValue}
-                      onCopy={handleCopyDiscoveryValue}
+                      copied={copiedDiscoveryValue() === cliCommand()!.trim()}
+                      onCopyValue={handleCopyDiscoveryValue}
                       label="Copy CLI command"
                     />
                     <p class="mt-1.5 text-[11px] text-muted">
@@ -930,8 +884,8 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                           {(path) => (
                             <CopyableCodeRow
                               value={path}
-                              copiedValue={copiedDiscoveryValue}
-                              onCopy={handleCopyDiscoveryValue}
+                              copied={copiedDiscoveryValue() === path.trim()}
+                              onCopyValue={handleCopyDiscoveryValue}
                               label="Copy config path"
                             />
                           )}
@@ -950,8 +904,8 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                           {(path) => (
                             <CopyableCodeRow
                               value={path}
-                              copiedValue={copiedDiscoveryValue}
-                              onCopy={handleCopyDiscoveryValue}
+                              copied={copiedDiscoveryValue() === path.trim()}
+                              onCopyValue={handleCopyDiscoveryValue}
                               label="Copy data path"
                             />
                           )}
@@ -970,8 +924,8 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                           {(path) => (
                             <CopyableCodeRow
                               value={path}
-                              copiedValue={copiedDiscoveryValue}
-                              onCopy={handleCopyDiscoveryValue}
+                              copied={copiedDiscoveryValue() === path.trim()}
+                              onCopyValue={handleCopyDiscoveryValue}
                               label="Copy log path"
                             />
                           )}
@@ -997,8 +951,8 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                         <div class="space-y-0.5">
                           <CopyableCodeRow
                             value={mount.source}
-                            copiedValue={copiedDiscoveryValue}
-                            onCopy={handleCopyDiscoveryValue}
+                            copied={copiedDiscoveryValue() === mount.source.trim()}
+                            onCopyValue={handleCopyDiscoveryValue}
                             label="Copy host path"
                           />
                           <div class="pl-1 text-[10px] text-muted">
@@ -1024,14 +978,13 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                   <div class="flex flex-wrap gap-1">
                     <For each={d().ports}>
                       {(port) => (
-                        <button
-                          type="button"
-                          class="inline-flex items-center gap-1 rounded bg-surface-alt px-1.5 py-0.5 text-[10px] text-base-content transition-colors hover:bg-surface-hover"
-                          onClick={() =>
-                            void handleCopyDiscoveryValue(`${port.port}/${port.protocol}`)
-                          }
-                          title="Copy port"
-                          aria-label={`Copy ${port.port}/${port.protocol}`}
+                        <CopyValueButton
+                          value={`${port.port}/${port.protocol}`}
+                          copied={copiedDiscoveryValue() === `${port.port}/${port.protocol}`}
+                          onCopyValue={handleCopyDiscoveryValue}
+                          label={`Copy ${port.port}/${port.protocol}`}
+                          variant="chip"
+                          size="chip"
                         >
                           <span>
                             {port.port}/{port.protocol}
@@ -1039,13 +992,7 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                           <Show when={port.process}>
                             <span class="text-muted">({port.process})</span>
                           </Show>
-                          <Show
-                            when={copiedDiscoveryValue() === `${port.port}/${port.protocol}`}
-                            fallback={<CopyIcon class="h-3 w-3 text-muted" />}
-                          >
-                            <CheckIcon class="h-3 w-3 text-emerald-600 dark:text-emerald-400" />
-                          </Show>
-                        </button>
+                        </CopyValueButton>
                       )}
                     </For>
                   </div>
@@ -1070,10 +1017,11 @@ export const DiscoveryTab: Component<DiscoveryTabProps> = (props) => {
                             </span>
                             <CopyValueButton
                               value={fact.value}
-                              copiedValue={copiedDiscoveryValue}
-                              onCopy={handleCopyDiscoveryValue}
+                              copied={copiedDiscoveryValue() === fact.value.trim()}
+                              onCopyValue={handleCopyDiscoveryValue}
                               label={`Copy ${fact.key}`}
-                              class="inline-flex min-h-5 min-w-5 shrink-0 items-center justify-center rounded text-muted transition-colors hover:bg-surface-hover hover:text-base-content"
+                              variant="ghost"
+                              size="xs"
                             />
                           </div>
                         </div>
diff --git a/frontend-modern/src/components/shared/Button.test.tsx b/frontend-modern/src/components/shared/Button.test.tsx
index 1cffba6d3..324c3f6a5 100644
--- a/frontend-modern/src/components/shared/Button.test.tsx
+++ b/frontend-modern/src/components/shared/Button.test.tsx
@@ -1,9 +1,11 @@
 import { Route, Router } from '@solidjs/router';
 import { cleanup, render, screen } from '@solidjs/testing-library';
 import { afterEach, describe, expect, it, vi } from 'vitest';
-import { Button, ButtonLink, CommandCopyButton } from './Button';
+import { Button, ButtonLink, CommandCopyButton, CopyValueButton } from './Button';
 import buttonSource from './Button.tsx?raw';
 import buttonModelSource from './buttonModel.ts?raw';
+import { CopyableCodeRow } from './CopyableCodeRow';
+import copyableCodeRowSource from './CopyableCodeRow.tsx?raw';
 
 describe('Button', () => {
   afterEach(() => {
@@ -14,16 +16,25 @@ describe('Button', () => {
   it('keeps shell styling in the shared model', () => {
     expect(buttonSource).toContain('getButtonClass');
     expect(buttonModelSource).toContain('export const BUTTON_VARIANT_CLASSES');
+    expect(buttonModelSource).toContain('export const COPY_VALUE_BUTTON_VARIANT_CLASSES');
+    expect(buttonModelSource).toContain('export const COPY_VALUE_BUTTON_SIZE_CLASSES');
+    expect(buttonModelSource).toContain('getCopyValueButtonClass');
     expect(buttonModelSource).toContain(
       "secondary: 'border border-border bg-surface text-base-content shadow-sm hover:bg-surface-hover'",
     );
+    expect(buttonModelSource).toContain('primaryFlat:');
+    expect(buttonModelSource).toContain(
+      "'border border-border bg-surface text-muted hover:bg-surface-hover hover:text-base-content'",
+    );
+    expect(buttonModelSource).toContain(
+      "accent: 'text-blue-700 hover:bg-blue-100 dark:text-blue-200 dark:hover:bg-blue-950'",
+    );
     expect(buttonModelSource).toContain('dangerOutline:');
     expect(buttonModelSource).toContain('export const BUTTON_SIZE_CLASSES');
     expect(buttonModelSource).toContain("xs: 'px-2.5 py-1 text-xs'");
     expect(buttonModelSource).toContain("mdCompact: 'px-3 py-2 text-sm'");
-    expect(buttonModelSource).toContain(
-      "settingsAction: 'min-h-10 px-3 py-2 text-sm sm:min-h-9'",
-    );
+    expect(buttonModelSource).toContain("settingsAction: 'min-h-10 px-3 py-2 text-sm sm:min-h-9'");
+    expect(buttonModelSource).toContain("chip: 'gap-1 px-1.5 py-0.5 text-[10px]'");
     expect(buttonModelSource).toContain("iconMd: 'h-9 w-9 p-0'");
   });
 
@@ -99,6 +110,65 @@ describe('Button', () => {
     expect(onClick).toHaveBeenCalledTimes(1);
   });
 
+  it('renders copy-value icon and chip buttons through the shared primitive', () => {
+    const onCopy = vi.fn();
+
+    render(() => (
+      <>
+        <CopyValueButton
+          value="  https://example.test  "
+          copied={false}
+          onCopyValue={onCopy}
+          label="Copy URL"
+        />
+        <CopyValueButton
+          value="8443/tcp"
+          copied
+          onCopyValue={onCopy}
+          label="Copy 8443/tcp"
+          variant="chip"
+          size="chip"
+        >
+          <span>8443/tcp</span>
+        </CopyValueButton>
+        <CopyValueButton value=" " onCopyValue={onCopy} label="Copy blank" />
+      </>
+    ));
+
+    const copyUrlButton = screen.getByRole('button', { name: 'Copy URL' });
+    expect(copyUrlButton).toHaveClass('border-border');
+    expect(copyUrlButton).toHaveClass('min-h-7');
+    copyUrlButton.click();
+    expect(onCopy).toHaveBeenCalledWith('https://example.test');
+
+    const chipButton = screen.getByRole('button', { name: 'Copy 8443/tcp' });
+    expect(chipButton).toHaveClass('bg-surface-alt');
+    expect(chipButton).toHaveClass('text-[10px]');
+
+    expect(screen.getByRole('button', { name: 'Copy blank' })).toBeDisabled();
+  });
+
+  it('renders copyable code rows through the shared copy primitive', () => {
+    const onCopy = vi.fn();
+
+    render(() => (
+      <CopyableCodeRow
+        value="/etc/pulse/config.yml"
+        copied={false}
+        onCopyValue={onCopy}
+        label="Copy config path"
+      />
+    ));
+
+    expect(copyableCodeRowSource).toContain('CopyValueButton');
+    expect(screen.getByText('/etc/pulse/config.yml')).toHaveClass('font-mono');
+
+    const copyButton = screen.getByRole('button', { name: 'Copy config path' });
+    expect(copyButton).toHaveClass('min-h-6');
+    copyButton.click();
+    expect(onCopy).toHaveBeenCalledWith('/etc/pulse/config.yml');
+  });
+
   it('renders in-app button links through the router', () => {
     render(() => (
       <Router>
diff --git a/frontend-modern/src/components/shared/Button.tsx b/frontend-modern/src/components/shared/Button.tsx
index 3a462258d..0b46ed028 100644
--- a/frontend-modern/src/components/shared/Button.tsx
+++ b/frontend-modern/src/components/shared/Button.tsx
@@ -1,7 +1,15 @@
 import { A } from '@solidjs/router';
+import CheckIcon from 'lucide-solid/icons/check';
 import CopyIcon from 'lucide-solid/icons/copy';
 import { JSX, Show, mergeProps, splitProps } from 'solid-js';
-import { getButtonClass, type ButtonSize, type ButtonVariant } from './buttonModel';
+import {
+  getButtonClass,
+  getCopyValueButtonClass,
+  type ButtonSize,
+  type ButtonVariant,
+  type CopyValueButtonSize,
+  type CopyValueButtonVariant,
+} from './buttonModel';
 
 export interface ButtonProps extends JSX.ButtonHTMLAttributes<HTMLButtonElement> {
   variant?: ButtonVariant;
@@ -18,11 +26,27 @@ export interface ButtonLinkProps extends JSX.AnchorHTMLAttributes<HTMLAnchorElem
   hardNavigation?: boolean;
 }
 
-export interface CommandCopyButtonProps
-  extends Omit<ButtonProps, 'children' | 'isLoading' | 'size' | 'variant'> {
+export interface CommandCopyButtonProps extends Omit<
+  ButtonProps,
+  'children' | 'isLoading' | 'size' | 'variant'
+> {
   label?: string;
 }
 
+export interface CopyValueButtonProps extends Omit<
+  JSX.ButtonHTMLAttributes<HTMLButtonElement>,
+  'children' | 'onClick' | 'value'
+> {
+  value?: string | null;
+  copied?: boolean;
+  onCopyValue: (value: string) => void | Promise<void>;
+  label: string;
+  variant?: CopyValueButtonVariant;
+  size?: CopyValueButtonSize;
+  class?: string;
+  children?: JSX.Element;
+}
+
 export function Button(props: ButtonProps) {
   const merged = mergeProps(
     { variant: 'secondary' as ButtonVariant, size: 'md' as ButtonSize, type: 'button' as const },
@@ -97,6 +121,56 @@ export function CommandCopyButton(props: CommandCopyButtonProps) {
   );
 }
 
+export function CopyValueButton(props: CopyValueButtonProps) {
+  const merged = mergeProps(
+    {
+      variant: 'neutral' as CopyValueButtonVariant,
+      size: 'md' as CopyValueButtonSize,
+      type: 'button' as const,
+    },
+    props,
+  );
+  const [local, rest] = splitProps(merged, [
+    'value',
+    'copied',
+    'onCopyValue',
+    'label',
+    'variant',
+    'size',
+    'class',
+    'children',
+    'disabled',
+    'title',
+    'aria-label',
+  ]);
+  const trimmedValue = () => (local.value ?? '').trim();
+
+  return (
+    <button
+      {...rest}
+      type="button"
+      class={getCopyValueButtonClass({
+        variant: local.variant,
+        size: local.size,
+        class: local.class,
+      })}
+      disabled={local.disabled || !trimmedValue()}
+      onClick={() => {
+        const value = trimmedValue();
+        if (!value) return;
+        void local.onCopyValue(value);
+      }}
+      title={local.title ?? local.label}
+      aria-label={local['aria-label'] ?? local.label}
+    >
+      {local.children}
+      <Show when={local.copied} fallback={<CopyIcon class="h-3.5 w-3.5" aria-hidden="true" />}>
+        <CheckIcon class="h-3.5 w-3.5 text-emerald-600 dark:text-emerald-400" aria-hidden="true" />
+      </Show>
+    </button>
+  );
+}
+
 export function ButtonLink(props: ButtonLinkProps) {
   const merged = mergeProps(
     { variant: 'secondary' as ButtonVariant, size: 'md' as ButtonSize },
diff --git a/frontend-modern/src/components/shared/CopyableCodeRow.tsx b/frontend-modern/src/components/shared/CopyableCodeRow.tsx
new file mode 100644
index 000000000..14da94cc7
--- /dev/null
+++ b/frontend-modern/src/components/shared/CopyableCodeRow.tsx
@@ -0,0 +1,37 @@
+import { Component } from 'solid-js';
+import { CopyValueButton, type CopyValueButtonProps } from './Button';
+
+export interface CopyableCodeRowProps extends Pick<
+  CopyValueButtonProps,
+  'copied' | 'label' | 'onCopyValue'
+> {
+  value: string;
+  class?: string;
+  codeClass?: string;
+}
+
+export const CopyableCodeRow: Component<CopyableCodeRowProps> = (props) => (
+  <div
+    class={['flex items-start gap-2 rounded bg-surface-alt px-2 py-1.5', props.class]
+      .filter(Boolean)
+      .join(' ')}
+  >
+    <code
+      class={['min-w-0 flex-1 break-all font-mono text-xs text-base-content', props.codeClass]
+        .filter(Boolean)
+        .join(' ')}
+    >
+      {props.value}
+    </code>
+    <CopyValueButton
+      value={props.value}
+      copied={props.copied}
+      onCopyValue={props.onCopyValue}
+      label={props.label}
+      variant="ghost"
+      size="sm"
+    />
+  </div>
+);
+
+export default CopyableCodeRow;
diff --git a/frontend-modern/src/components/shared/SharedPrimitives.guardrails.test.ts b/frontend-modern/src/components/shared/SharedPrimitives.guardrails.test.ts
index 98e11eaaa..6e738d667 100644
--- a/frontend-modern/src/components/shared/SharedPrimitives.guardrails.test.ts
+++ b/frontend-modern/src/components/shared/SharedPrimitives.guardrails.test.ts
@@ -8,6 +8,7 @@ import aiChatSource from '@/components/AI/Chat/index.tsx?raw';
 import aiModelPickerSource from '@/components/shared/AIModelPicker.tsx?raw';
 import buttonSource from '@/components/shared/Button.tsx?raw';
 import buttonModelSource from '@/components/shared/buttonModel.ts?raw';
+import copyableCodeRowSource from '@/components/shared/CopyableCodeRow.tsx?raw';
 import commandPaletteModalSource from '@/components/shared/CommandPaletteModal.tsx?raw';
 import commandPaletteModelSource from '@/components/shared/commandPaletteModel.ts?raw';
 import columnPickerSource from '@/components/shared/ColumnPicker.tsx?raw';
@@ -101,6 +102,7 @@ import webInterfaceUrlFieldStateSource from '@/components/shared/useWebInterface
 import webInterfaceNameLinkSource from '@/components/shared/WebInterfaceNameLink.tsx?raw';
 import inlineDetailTableRowSource from '@/components/shared/InlineDetailTableRow.tsx?raw';
 import sharedTemplateRegistrySource from '../../../scripts/shared-template-registry.json?raw';
+import discoveryTabSource from '@/components/Discovery/DiscoveryTab.tsx?raw';
 import emailProviderSelectSource from '@/components/Alerts/EmailProviderSelect.tsx?raw';
 import incidentTimelinePanelSource from '@/components/Alerts/IncidentTimelinePanel.tsx?raw';
 import thresholdsTableDockerIgnoredPrefixesSectionSource from '@/components/Alerts/ThresholdsTableDockerIgnoredPrefixesSection.tsx?raw';
@@ -1540,6 +1542,22 @@ describe('shared primitive guardrails', () => {
     const settingsDialogCloseGuard = registry.patternGuards?.find(
       (guard) => guard.id === 'button-outline-settings-dialog-close-local-shell',
     );
+    const copyValueRule = registry.rules?.find((rule) => rule.id === 'copy-value-action-shell');
+    const copyableCodeRowRule = registry.rules?.find(
+      (rule) => rule.id === 'copyable-code-row-shell',
+    );
+    const copyValueNeutralGuard = registry.patternGuards?.find(
+      (guard) => guard.id === 'copy-value-neutral-local-button-shell',
+    );
+    const copyValueMutedGuard = registry.patternGuards?.find(
+      (guard) => guard.id === 'copy-value-muted-local-button-shell',
+    );
+    const copyValueAccentGuard = registry.patternGuards?.find(
+      (guard) => guard.id === 'copy-value-accent-local-button-shell',
+    );
+    const copyableCodeRowGuard = registry.patternGuards?.find(
+      (guard) => guard.id === 'copyable-code-row-local-shell',
+    );
 
     expect(registeredRule?.canonical?.path).toBe('src/components/shared/Button.tsx');
     expect(registeredRule?.canonical?.export).toBe('Button');
@@ -1625,9 +1643,7 @@ describe('shared primitive guardrails', () => {
     expect(settingsPrimaryActionGuard?.ignoredPaths).toEqual([
       'src/components/shared/Button.test.tsx',
     ]);
-    expect(settingsDangerActionGuard?.canonical?.path).toBe(
-      'src/components/shared/buttonModel.ts',
-    );
+    expect(settingsDangerActionGuard?.canonical?.path).toBe('src/components/shared/buttonModel.ts');
     expect(settingsDangerActionGuard?.canonical?.export).toBe('getButtonClass');
     expect(settingsDangerActionGuard?.allPatterns).toEqual([
       'rounded-md bg-rose-600 px-3 py-2 text-sm font-medium text-white',
@@ -1669,9 +1685,7 @@ describe('shared primitive guardrails', () => {
     ]);
     expect(settingsRowActionGuard?.allowedPaths ?? []).toHaveLength(0);
     expect(settingsRowActionGuard?.ignoredPaths).toEqual(['src/components/shared/Button.test.tsx']);
-    expect(settingsDialogCloseGuard?.canonical?.path).toBe(
-      'src/components/shared/buttonModel.ts',
-    );
+    expect(settingsDialogCloseGuard?.canonical?.path).toBe('src/components/shared/buttonModel.ts');
     expect(settingsDialogCloseGuard?.canonical?.export).toBe('getButtonClass');
     expect(settingsDialogCloseGuard?.allPatterns).toEqual([
       'h-9 w-9 items-center justify-center rounded-md border border-border text-base-content transition-colors hover:bg-surface-hover',
@@ -1685,15 +1699,57 @@ describe('shared primitive guardrails', () => {
     expect(settingsDialogCloseGuard?.ignoredPaths).toEqual([
       'src/components/shared/Button.test.tsx',
     ]);
+    expect(copyValueRule?.canonical?.path).toBe('src/components/shared/Button.tsx');
+    expect(copyValueRule?.canonical?.export).toBe('CopyValueButton');
+    expect(copyValueRule?.requiredConsumers?.map((consumer) => consumer.path)).toEqual([
+      'src/components/Discovery/DiscoveryTab.tsx',
+      'src/components/shared/WebInterfaceUrlField.tsx',
+    ]);
+    expect(copyableCodeRowRule?.canonical?.path).toBe('src/components/shared/CopyableCodeRow.tsx');
+    expect(copyableCodeRowRule?.canonical?.export).toBe('CopyableCodeRow');
+    expect(copyableCodeRowRule?.requiredConsumers?.map((consumer) => consumer.path)).toEqual([
+      'src/components/Discovery/DiscoveryTab.tsx',
+    ]);
+    expect(copyValueNeutralGuard?.canonical?.path).toBe('src/components/shared/Button.tsx');
+    expect(copyValueNeutralGuard?.canonical?.export).toBe('CopyValueButton');
+    expect(copyValueNeutralGuard?.allPatterns).toEqual([
+      'inline-flex min-h-7 min-w-7 shrink-0 items-center justify-center rounded border border-border bg-surface px-2 text-muted transition-colors hover:bg-surface-hover hover:text-base-content',
+      'fallback={<CopyIcon class="h-3.5 w-3.5" />}',
+    ]);
+    expect(copyValueMutedGuard?.canonical?.path).toBe('src/components/shared/Button.tsx');
+    expect(copyValueMutedGuard?.canonical?.export).toBe('CopyValueButton');
+    expect(copyValueMutedGuard?.allPatterns).toEqual([
+      'inline-flex min-h-8 min-w-8 items-center justify-center rounded-md text-muted transition-colors hover:bg-surface-hover hover:text-base-content',
+      'fallback={<CopyIcon class="h-3.5 w-3.5" />}',
+    ]);
+    expect(copyValueAccentGuard?.canonical?.path).toBe('src/components/shared/Button.tsx');
+    expect(copyValueAccentGuard?.canonical?.export).toBe('CopyValueButton');
+    expect(copyValueAccentGuard?.allPatterns).toEqual([
+      'inline-flex min-h-7 min-w-7 shrink-0 items-center justify-center rounded text-blue-700 transition-colors hover:bg-blue-100 dark:text-blue-200 dark:hover:bg-blue-950',
+      'fallback={<CopyIcon class="h-3.5 w-3.5" />}',
+    ]);
+    expect(copyableCodeRowGuard?.canonical?.path).toBe('src/components/shared/CopyableCodeRow.tsx');
+    expect(copyableCodeRowGuard?.canonical?.export).toBe('CopyableCodeRow');
+    expect(copyableCodeRowGuard?.allPatterns).toEqual([
+      'flex items-start gap-2 rounded bg-surface-alt px-2 py-1.5',
+      'break-all font-mono text-xs text-base-content',
+    ]);
 
     expect(buttonSource).toContain('export function Button');
     expect(buttonSource).toContain('export function CommandCopyButton');
+    expect(buttonSource).toContain('export function CopyValueButton');
     expect(buttonSource).toContain('export function ButtonLink');
     expect(buttonSource).toContain('getButtonClass');
+    expect(buttonSource).toContain('getCopyValueButtonClass');
+    expect(copyableCodeRowSource).toContain('CopyValueButton');
     expect(buttonModelSource).toContain('BUTTON_VARIANT_CLASSES');
     expect(buttonModelSource).toContain('BUTTON_SIZE_CLASSES');
+    expect(buttonModelSource).toContain('primaryFlat:');
+    expect(buttonModelSource).toContain('COPY_VALUE_BUTTON_VARIANT_CLASSES');
+    expect(buttonModelSource).toContain('COPY_VALUE_BUTTON_SIZE_CLASSES');
     expect(buttonModelSource).toContain('dangerOutline:');
     expect(buttonModelSource).toContain('settingsAction:');
+    expect(buttonModelSource).toContain('getCopyValueButtonClass');
     expect(chatMessagesSource).toContain('@/components/shared/Button');
     expect(chatMessagesSource).not.toContain(
       'rounded-md border border-border bg-surface px-3 py-1.5 text-xs font-medium text-base-content',
@@ -1800,6 +1856,24 @@ describe('shared primitive guardrails', () => {
     expect(infrastructureWorkspaceSource).not.toContain(
       'h-9 w-9 items-center justify-center rounded-md border border-border text-base-content transition-colors hover:bg-surface-hover',
     );
+    expect(discoveryTabSource).toContain('@/components/shared/Button');
+    expect(discoveryTabSource).toContain('@/components/shared/CopyableCodeRow');
+    expect(discoveryTabSource).toContain('CopyValueButton');
+    expect(discoveryTabSource).toContain('CopyableCodeRow');
+    expect(discoveryTabSource).not.toContain('interface CopyValueButtonProps');
+    expect(discoveryTabSource).not.toContain('const CopyValueButton');
+    expect(discoveryTabSource).not.toContain('const CopyableCodeRow');
+    expect(discoveryTabSource).not.toContain(
+      'inline-flex min-h-7 min-w-7 shrink-0 items-center justify-center rounded border border-border bg-surface px-2 text-muted transition-colors hover:bg-surface-hover hover:text-base-content',
+    );
+    expect(discoveryTabSource).not.toContain(
+      'flex items-start gap-2 rounded bg-surface-alt px-2 py-1.5',
+    );
+    expect(webInterfaceUrlFieldSource).toContain('CopyValueButton');
+    expect(webInterfaceUrlFieldSource).not.toContain('CopyIcon class="h-3.5 w-3.5"');
+    expect(webInterfaceUrlFieldSource).not.toContain(
+      'inline-flex min-h-8 min-w-8 items-center justify-center rounded-md text-muted transition-colors hover:bg-surface-hover hover:text-base-content',
+    );
     expect(patrolIntelligenceWorkspaceSource).toContain('@/components/shared/Button');
     expect(patrolIntelligenceWorkspaceSource).not.toContain(
       'rounded-md border border-border bg-surface px-3 py-1.5 text-xs font-medium text-base-content',
diff --git a/frontend-modern/src/components/shared/WebInterfaceUrlField.tsx b/frontend-modern/src/components/shared/WebInterfaceUrlField.tsx
index 81b0f000d..e9410a160 100644
--- a/frontend-modern/src/components/shared/WebInterfaceUrlField.tsx
+++ b/frontend-modern/src/components/shared/WebInterfaceUrlField.tsx
@@ -1,7 +1,6 @@
 import { Component, Show } from 'solid-js';
-import CheckIcon from 'lucide-solid/icons/check';
-import CopyIcon from 'lucide-solid/icons/copy';
 import ExternalLinkIcon from 'lucide-solid/icons/external-link';
+import { Button, CopyValueButton } from './Button';
 import { DiscoveryProvenanceMarker } from './DiscoveryProvenanceMarker';
 import { useWebInterfaceUrlFieldState } from './useWebInterfaceUrlFieldState';
 import type { WebInterfaceUrlFieldProps } from './webInterfaceUrlFieldModel';
@@ -36,14 +35,14 @@ export const WebInterfaceUrlField: Component<WebInterfaceUrlFieldProps> = (props
             }}
             disabled={state.urlSaving()}
           />
-          <button
-            type="button"
-            class="px-2.5 py-1.5 text-xs font-medium rounded-md bg-blue-600 text-white hover:bg-blue-700 disabled:opacity-50 transition-colors"
+          <Button
+            variant="primaryFlat"
+            size="sm"
             disabled={state.urlSaving() || state.urlValue().trim() === state.normalizedCurrentUrl()}
             onClick={() => void state.handleSaveUrl()}
           >
             Save
-          </button>
+          </Button>
           <Show when={state.normalizedCurrentUrl()}>
             <a
               href={state.normalizedCurrentUrl()}
@@ -57,31 +56,25 @@ export const WebInterfaceUrlField: Component<WebInterfaceUrlFieldProps> = (props
             </a>
           </Show>
           <Show when={state.normalizedCurrentUrl()}>
-            <button
-              type="button"
-              class="inline-flex min-h-8 min-w-8 items-center justify-center rounded-md text-muted transition-colors hover:bg-surface-hover hover:text-base-content"
-              onClick={() => void state.handleCopyUrl(state.normalizedCurrentUrl())}
-              title="Copy URL"
-              aria-label="Copy URL"
-            >
-              <Show
-                when={state.copiedUrlValue() === state.normalizedCurrentUrl()}
-                fallback={<CopyIcon class="h-3.5 w-3.5" />}
-              >
-                <CheckIcon class="h-3.5 w-3.5 text-emerald-600 dark:text-emerald-400" />
-              </Show>
-            </button>
+            <CopyValueButton
+              value={state.normalizedCurrentUrl()}
+              copied={state.copiedUrlValue() === state.normalizedCurrentUrl()}
+              onCopyValue={state.handleCopyUrl}
+              label="Copy URL"
+              variant="ghost"
+              size="lg"
+            />
           </Show>
           <Show when={state.normalizedCurrentUrl()}>
-            <button
-              type="button"
-              class="px-2.5 py-1.5 text-xs font-medium rounded-md text-red-600 hover:bg-red-50 dark:text-red-400 dark:hover:bg-red-900 disabled:opacity-50 transition-colors"
+            <Button
+              variant="dangerOutline"
+              size="sm"
               disabled={state.urlSaving()}
               onClick={() => void state.handleDeleteUrl()}
               title="Remove URL"
             >
               Remove
-            </button>
+            </Button>
           </Show>
         </div>
 
@@ -145,28 +138,23 @@ export const WebInterfaceUrlField: Component<WebInterfaceUrlFieldProps> = (props
               >
                 <ExternalLinkIcon class="h-3.5 w-3.5" />
               </a>
-              <button
-                type="button"
-                class="inline-flex min-h-7 min-w-7 shrink-0 items-center justify-center rounded text-blue-700 transition-colors hover:bg-blue-100 dark:text-blue-200 dark:hover:bg-blue-950"
-                onClick={() => void state.handleCopyUrl(state.normalizedSuggestedUrl())}
-                title="Copy suggested URL"
-                aria-label="Copy suggested URL"
-              >
-                <Show
-                  when={state.copiedUrlValue() === state.normalizedSuggestedUrl()}
-                  fallback={<CopyIcon class="h-3.5 w-3.5" />}
-                >
-                  <CheckIcon class="h-3.5 w-3.5 text-emerald-600 dark:text-emerald-400" />
-                </Show>
-              </button>
-              <button
-                type="button"
-                class="px-2 py-1 text-xs font-medium rounded bg-blue-600 text-white hover:bg-blue-700 disabled:opacity-50 transition-colors flex-shrink-0"
+              <CopyValueButton
+                value={state.normalizedSuggestedUrl()}
+                copied={state.copiedUrlValue() === state.normalizedSuggestedUrl()}
+                onCopyValue={state.handleCopyUrl}
+                label="Copy suggested URL"
+                variant="accent"
+                size="md"
+              />
+              <Button
+                variant="primaryFlat"
+                size="xs"
+                class="flex-shrink-0"
                 onClick={() => state.setUrlValue(state.normalizedSuggestedUrl())}
                 disabled={state.urlSaving()}
               >
                 {state.normalizedCurrentUrl() ? 'Use instead' : 'Use this'}
-              </button>
+              </Button>
             </div>
           </div>
         </Show>
diff --git a/frontend-modern/src/components/shared/buttonModel.ts b/frontend-modern/src/components/shared/buttonModel.ts
index e06020b31..0b9ecef8f 100644
--- a/frontend-modern/src/components/shared/buttonModel.ts
+++ b/frontend-modern/src/components/shared/buttonModel.ts
@@ -1,5 +1,6 @@
 export type ButtonVariant =
   | 'primary'
+  | 'primaryFlat'
   | 'secondary'
   | 'danger'
   | 'dangerOutline'
@@ -20,6 +21,7 @@ export const BUTTON_BASE_CLASS =
 
 export const BUTTON_VARIANT_CLASSES: Record<ButtonVariant, string> = {
   primary: 'border border-transparent bg-blue-600 text-white shadow-sm hover:bg-blue-700',
+  primaryFlat: 'border border-transparent bg-blue-600 text-white hover:bg-blue-700',
   secondary: 'border border-border bg-surface text-base-content shadow-sm hover:bg-surface-hover',
   danger: 'border border-transparent bg-rose-600 text-white shadow-sm hover:bg-rose-700',
   dangerOutline:
@@ -54,3 +56,41 @@ export const getButtonClass = (options: ButtonClassOptions = {}): string =>
   ]
     .filter(Boolean)
     .join(' ');
+
+export type CopyValueButtonVariant = 'neutral' | 'ghost' | 'accent' | 'chip';
+export type CopyValueButtonSize = 'xs' | 'sm' | 'md' | 'lg' | 'chip';
+
+export const COPY_VALUE_BUTTON_BASE_CLASS =
+  'inline-flex shrink-0 items-center justify-center rounded transition-colors focus:outline-none focus:ring-2 focus:ring-blue-500 focus:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50';
+
+export const COPY_VALUE_BUTTON_VARIANT_CLASSES: Record<CopyValueButtonVariant, string> = {
+  neutral:
+    'border border-border bg-surface text-muted hover:bg-surface-hover hover:text-base-content',
+  ghost: 'text-muted hover:bg-surface-hover hover:text-base-content',
+  accent: 'text-blue-700 hover:bg-blue-100 dark:text-blue-200 dark:hover:bg-blue-950',
+  chip: 'bg-surface-alt text-base-content hover:bg-surface-hover',
+};
+
+export const COPY_VALUE_BUTTON_SIZE_CLASSES: Record<CopyValueButtonSize, string> = {
+  xs: 'min-h-5 min-w-5',
+  sm: 'min-h-6 min-w-6',
+  md: 'min-h-7 min-w-7',
+  lg: 'min-h-8 min-w-8 rounded-md',
+  chip: 'gap-1 px-1.5 py-0.5 text-[10px]',
+};
+
+export type CopyValueButtonClassOptions = {
+  variant?: CopyValueButtonVariant;
+  size?: CopyValueButtonSize;
+  class?: string;
+};
+
+export const getCopyValueButtonClass = (options: CopyValueButtonClassOptions = {}): string =>
+  [
+    COPY_VALUE_BUTTON_BASE_CLASS,
+    COPY_VALUE_BUTTON_VARIANT_CLASSES[options.variant ?? 'neutral'],
+    COPY_VALUE_BUTTON_SIZE_CLASSES[options.size ?? 'md'],
+    options.class,
+  ]
+    .filter(Boolean)
+    .join(' ');