refactor(workbench): shrink data-mode surface

app/shared/src/demo/dataMode.test.ts

@@ -7,7 +7,6 @@ import {
   normalizeWorkbenchDataMode,
   readWorkbenchDataModeOverride,
   resolveWorkbenchDataMode,
-  workbenchDataModeDisplayLabel,
   workbenchDataModeLabel,
   writeWorkbenchDataModeOverride,
 } from './dataMode';
@@ -52,60 +51,47 @@ describe('normalizeWorkbenchDataMode', () => {
     expect(workbenchDataModeLabel('approved-real')).toBe('approved-real');
   });
 
-  it('exposes a single shared contract for UI status and data-source boundaries', () => {
+  it('exposes a single shared contract for runtime and evidence boundaries', () => {
     expect(getWorkbenchDataModeContract('mock')).toMatchObject({
       mode: 'mock',
       statusLabel: 'mock',
-      displayLabel: 'Mock',
-      tone: 'amber',
       allowsMockData: true,
       allowsFixtureData: false,
       allowsDemoRuntimeFallback: true,
       allowsLocalEdgeAutoFallback: false,
       allowsHubData: false,
-      requiresHubAuthForWeb: false,
       requiresLocalEdgeForDesktop: false,
       isRealDataMode: false,
-      isStrictRealMode: false,
     });
 
     expect(getWorkbenchDataModeContract('fixture')).toMatchObject({
       mode: 'fixture',
       statusLabel: 'fixture',
-      displayLabel: 'Fixture',
-      tone: 'purple',
       allowsMockData: false,
       allowsFixtureData: true,
       allowsDemoRuntimeFallback: true,
       allowsLocalEdgeAutoFallback: false,
       allowsHubData: false,
-      requiresHubAuthForWeb: false,
       requiresLocalEdgeForDesktop: false,
       isRealDataMode: false,
-      isStrictRealMode: false,
     });
 
     expect(getWorkbenchDataModeContract('approved-real')).toMatchObject({
       mode: 'approved-real',
       statusLabel: 'approved-real',
-      displayLabel: 'Approved real',
-      tone: 'green',
       allowsMockData: false,
       allowsFixtureData: false,
       allowsDemoRuntimeFallback: false,
       allowsLocalEdgeAutoFallback: false,
       allowsHubData: true,
-      requiresHubAuthForWeb: true,
       requiresLocalEdgeForDesktop: true,
       isRealDataMode: true,
-      isStrictRealMode: true,
     });
   });
 
   it('keeps transient runtime states out of canonical data-mode labels', () => {
     expect(workbenchDataModeLabel('auto')).toBe('auto');
-    expect(workbenchDataModeDisplayLabel('auto')).toBe('Auto');
     expect(workbenchDataModeLabel('demo+edge')).toBe('auto');
-    expect(workbenchDataModeDisplayLabel('mock (auto fallback)')).toBe('Auto');
+    expect(workbenchDataModeLabel('mock (auto fallback)')).toBe('auto');
   });
 });

app/shared/src/demo/dataMode.ts

@@ -15,31 +15,16 @@ export type WorkbenchDataMode =
   | 'observed'
   | 'approved-real';
 
-export type WorkbenchDataModeTone =
-  | 'neutral'
-  | 'amber'
-  | 'purple'
-  | 'cyan'
-  | 'green';
-
 export interface WorkbenchDataModeContract {
   mode: WorkbenchDataMode;
   statusLabel: WorkbenchDataMode;
-  displayLabel: 'Auto' | 'Mock' | 'Fixture' | 'Observed' | 'Approved real';
-  tone: WorkbenchDataModeTone;
-  title: string;
-  description: string;
-  desktopLabel: string;
-  webLabel: string;
   allowsMockData: boolean;
   allowsFixtureData: boolean;
   allowsDemoRuntimeFallback: boolean;
   allowsLocalEdgeAutoFallback: boolean;
   allowsHubData: boolean;
-  requiresHubAuthForWeb: boolean;
   requiresLocalEdgeForDesktop: boolean;
   isRealDataMode: boolean;
-  isStrictRealMode: boolean;
 }
 
 export const WORKBENCH_DATA_MODE_STORAGE_KEY = 'agenthub.workbench.dataMode';
@@ -49,97 +34,57 @@ export const WORKBENCH_DATA_MODE_CONTRACTS: Record<WorkbenchDataMode, WorkbenchD
   auto: {
     mode: 'auto',
     statusLabel: 'auto',
-    displayLabel: 'Auto',
-    tone: 'neutral',
-    title: 'Prefer real data, allow development fallback',
-    description: 'Uses real data when available and fixture data only for explicit development fallback paths.',
-    desktopLabel: '5173: Tauri real / browser fixture',
-    webLabel: '5174: authenticated real / anonymous fixture',
     allowsMockData: true,
     allowsFixtureData: true,
     allowsDemoRuntimeFallback: false,
     allowsLocalEdgeAutoFallback: true,
     allowsHubData: true,
-    requiresHubAuthForWeb: false,
     requiresLocalEdgeForDesktop: false,
     isRealDataMode: false,
-    isStrictRealMode: false,
   },
   mock: {
     mode: 'mock',
     statusLabel: 'mock',
-    displayLabel: 'Mock',
-    tone: 'amber',
-    title: 'Pinned mock workbench data',
-    description: 'Uses local mock data only. Hub and local Edge are not contacted.',
-    desktopLabel: '5173: demo transcript',
-    webLabel: '5174: demo transcript',
     allowsMockData: true,
     allowsFixtureData: false,
     allowsDemoRuntimeFallback: true,
     allowsLocalEdgeAutoFallback: false,
     allowsHubData: false,
-    requiresHubAuthForWeb: false,
     requiresLocalEdgeForDesktop: false,
     isRealDataMode: false,
-    isStrictRealMode: false,
   },
   fixture: {
     mode: 'fixture',
     statusLabel: 'fixture',
-    displayLabel: 'Fixture',
-    tone: 'purple',
-    title: 'Pinned shared workbench fixture',
-    description: 'Uses deterministic fixture data for UI and screenshot verification.',
-    desktopLabel: '5173: fixture transcript',
-    webLabel: '5174: fixture transcript',
     allowsMockData: false,
     allowsFixtureData: true,
     allowsDemoRuntimeFallback: true,
     allowsLocalEdgeAutoFallback: false,
     allowsHubData: false,
-    requiresHubAuthForWeb: false,
     requiresLocalEdgeForDesktop: false,
     isRealDataMode: false,
-    isStrictRealMode: false,
   },
   observed: {
     mode: 'observed',
     statusLabel: 'observed',
-    displayLabel: 'Observed',
-    tone: 'cyan',
-    title: 'Hub observed replay only',
-    description: 'Uses observed Hub sessions, messages, and replayed runtime events. It does not fall back to mock data.',
-    desktopLabel: '5173: observed Edge snapshot',
-    webLabel: '5174: observed Hub replay',
     allowsMockData: false,
     allowsFixtureData: false,
     allowsDemoRuntimeFallback: false,
     allowsLocalEdgeAutoFallback: false,
     allowsHubData: true,
-    requiresHubAuthForWeb: true,
     requiresLocalEdgeForDesktop: true,
     isRealDataMode: true,
-    isStrictRealMode: false,
   },
   'approved-real': {
     mode: 'approved-real',
     statusLabel: 'approved-real',
-    displayLabel: 'Approved real',
-    tone: 'green',
-    title: 'Approved real Hub / Edge data only',
-    description: 'Uses authenticated Hub and Edge data only. Empty or signed-out states stay explicit.',
-    desktopLabel: '5173: Edge thread data',
-    webLabel: '5174: Hub session data',
     allowsMockData: false,
     allowsFixtureData: false,
     allowsDemoRuntimeFallback: false,
     allowsLocalEdgeAutoFallback: false,
     allowsHubData: true,
-    requiresHubAuthForWeb: true,
     requiresLocalEdgeForDesktop: true,
     isRealDataMode: true,
-    isStrictRealMode: true,
   },
 };
 
@@ -188,10 +133,6 @@ export function workbenchDataModeLabel(mode: string | undefined): string {
   return getWorkbenchDataModeContract(mode).statusLabel;
 }
 
-export function workbenchDataModeDisplayLabel(mode: string | undefined): WorkbenchDataModeContract['displayLabel'] {
-  return getWorkbenchDataModeContract(mode).displayLabel;
-}
-
 export function readWorkbenchDataModeOverride(): WorkbenchDataMode | undefined {
   if (typeof window === 'undefined') return undefined;
   try {

app/shared/src/demo/index.ts

@@ -20,14 +20,12 @@ export {
   readWorkbenchDataModeOverride,
   resolveWorkbenchDataMode,
   subscribeWorkbenchDataModeOverride,
-  workbenchDataModeDisplayLabel,
   workbenchDataModeLabel,
   writeWorkbenchDataModeOverride,
 } from './dataMode';
 export type {
   WorkbenchDataMode,
   WorkbenchDataModeContract,
-  WorkbenchDataModeTone,
 } from './dataMode';
 
 export {

app/workbench/src/__tests__/pages.test.tsx

@@ -13,7 +13,6 @@ import {
   within,
 } from '@testing-library/react';
 import { describe, expect, it, vi } from 'vitest';
-import { WORKBENCH_DATA_MODE_STORAGE_KEY } from '@shared/demo';
 import { createMockPlatform } from '@shared/platform/createMockPlatform';
 import type { TranscriptBlock } from '@shared/transcript/types';
 import { AgentHubWorkbench } from '../AgentHubWorkbench';
@@ -70,49 +69,6 @@ describe('AgentHubWorkbench', () => {
     // Verify the project page renders correctly with its heading.
   });
 
-  it('renders the local data mode setting with mock and real-mode choices', () => {
-    window.localStorage.removeItem(WORKBENCH_DATA_MODE_STORAGE_KEY);
-    const platform = createMockPlatform({
-      surface: 'desktop',
-      capabilities: { browserPreview: true },
-      conversations: [{ id: 'builder', title: 'Builder', kind: 'direct' }],
-    });
-
-    render(
-      <AgentHubWorkbench
-        agents={agents}
-        platform={platform}
-        conversations={platform.seed.conversations}
-        transcript={transcript}
-      />,
-    );
-
-    fireEvent.click(screen.getByRole('button', { name: '设置' }));
-    fireEvent.click(screen.getByRole('button', { name: '本地开发' }));
-
-    expect(screen.getByText('数据模式')).toBeInTheDocument();
-    expect(screen.getByText('Auto 可开发回退；Mock/Fixture 固定本地数据；Observed/Approved real 不回退。')).toBeInTheDocument();
-    expect(screen.getAllByRole('button', { name: 'Auto' }).length).toBeGreaterThan(0);
-    expect(screen.getAllByRole('button', { name: 'Mock' }).length).toBeGreaterThan(0);
-    expect(screen.getAllByRole('button', { name: 'Fixture' }).length).toBeGreaterThan(0);
-    expect(screen.getAllByRole('button', { name: 'Observed' }).length).toBeGreaterThan(0);
-    expect(screen.getAllByRole('button', { name: 'Approved real' }).length).toBeGreaterThan(0);
-    expect(screen.getByRole('region', { name: '数据模式状态' })).toBeInTheDocument();
-    expect(screen.getByText('Auto fallback')).toBeInTheDocument();
-    expect(screen.getByText('Prefer real data, allow development fallback')).toBeInTheDocument();
-    expect(screen.queryByText('Normal 只走真实数据')).not.toBeInTheDocument();
-
-    fireEvent.click(screen.getAllByRole('button', { name: 'Fixture' })[0]!);
-    expect(window.localStorage.getItem(WORKBENCH_DATA_MODE_STORAGE_KEY)).toBe('fixture');
-    expect(screen.getByText('Fixture data')).toBeInTheDocument();
-    expect(screen.getByText('Pinned shared workbench fixture')).toBeInTheDocument();
-
-    fireEvent.click(screen.getAllByRole('button', { name: 'Approved real' })[0]!);
-    expect(window.localStorage.getItem(WORKBENCH_DATA_MODE_STORAGE_KEY)).toBe('approved-real');
-    expect(screen.getAllByText('Approved real').length).toBeGreaterThan(0);
-    expect(screen.getByText('Approved real Hub / Edge data only')).toBeInTheDocument();
-  });
-
   it('opens the account profile popover from the global rail', () => {
     const platform = createMockPlatform({
       surface: 'desktop',

app/workbench/src/mockData.ts

@@ -265,7 +265,6 @@ export const WORKBENCH_MOCK_SETTINGS_DEFAULTS = {
   deepThinkingDisplay: '摘要',
   permissions: { Read: '允许', Write: '需确认', Shell: '需确认', Browser: '允许' },
   vitePreviewUrl: 'http://127.0.0.1:5176/desktop/',
-  dataMode: '自动',
   composerSubmitBehavior: 'Enter 发送',
   workspacePath: 'D:\\Code\\TokenDance\\tokendance-design',
   targetProjectPath: 'D:\\Code\\TokenDance\\AgentHub',

app/workbench/src/pages/settings/SettingsPaneHelpers.test.ts

@@ -1,8 +1,6 @@
 import { describe, expect, it } from 'vitest';
 import {
   STATE_PREVIEW_SPECS,
-  dataModeStatusDetail,
-  dataModeStatusLabel,
   formatLocalCliItemDescription,
   formatLocalCliItemValue,
   joinClassNames,
@@ -12,23 +10,6 @@ import {
 } from './SettingsPaneHelpers';
 
 describe('SettingsPaneHelpers', () => {
-  it('labels data-mode status heads by contract mode', () => {
-    expect(dataModeStatusLabel('auto')).toBe('Auto fallback');
-    expect(dataModeStatusLabel('approved-real')).toBe('Approved real');
-    expect(dataModeStatusLabel('real')).toBe('Approved real');
-    expect(dataModeStatusLabel('mock')).toBe('Mock data');
-    expect(dataModeStatusLabel('fixture')).toBe('Fixture data');
-    expect(dataModeStatusLabel('observed')).toBe('Observed data');
-  });
-
-  it('exposes shared data-mode contract fields for the status panel', () => {
-    expect(dataModeStatusDetail('mock')).toMatchObject({
-      mode: 'mock',
-      displayLabel: 'Mock',
-      desktopLabel: '5173: demo transcript',
-      webLabel: '5174: demo transcript',
-    });
-  });
 
   it('formats local CLI discovery row description and value', () => {
     expect(

app/workbench/src/pages/settings/SettingsPaneHelpers.ts

@@ -1,27 +1,14 @@
 import type { DesignNavIconName } from '../../designIcons';
-import { getWorkbenchDataModeContract } from '@shared/demo';
 import type { LocalCliDiscoveryItem } from '@shared/platform';
 import type { StatePanelKind } from './types';
 
 /* ═══════════════════════════════════════════════════════════════════════
    SettingsPaneHelpers — pure residual slices from SettingsPanes (#686).
 
-   Data-mode labels, CLI discovery meta lines, state-panel icon/class
+   CLI discovery meta lines, state-panel icon/class
    packing, and state preview specs. No React / no intentional UX change.
    ═══════════════════════════════════════════════════════════════════════ */
 
-/** Status-head label for the data-mode contract panel. */
-export function dataModeStatusLabel(mode: string): string {
-  const detail = getWorkbenchDataModeContract(mode);
-  if (detail.mode === 'auto') return 'Auto fallback';
-  if (detail.mode === 'approved-real') return 'Approved real';
-  return `${detail.displayLabel} data`;
-}
-
-/** Shared contract fields used by DataModeStatus. */
-export function dataModeStatusDetail(mode: string) {
-  return getWorkbenchDataModeContract(mode);
-}
 
 /** CLI discovery row description: version · path. */
 export function formatLocalCliItemDescription(item: Pick<LocalCliDiscoveryItem, 'version' | 'path'>): string {