fix: 修复样式, 调用接口方法

tests/component/agent-hub-controls.test.tsx

@@ -59,6 +59,23 @@ describe('Agent Hub controls', () => {
     expect(screen.getByRole('button', { name: '复制日志' })).toBeDisabled()
   })
 
+  it('keeps the enabled capability examples visible', async () => {
+    render(<AgentHubWorkspace />)
+    await screen.findByText('系统就绪')
+
+    expect(screen.getByText('已启用能力')).toBeInTheDocument()
+    expect(screen.getByText('微信数据助手')).toBeInTheDocument()
+    expect(screen.getByText('支持自然语言，可以这样问')).toBeInTheDocument()
+    expect(screen.getByText('“最近 5 条消息是谁？”')).toBeInTheDocument()
+    expect(screen.getByText('“帮我看看最近跟xx聊了些什么”')).toBeInTheDocument()
+    expect(screen.getByText('“生成产品交流群今天的群聊总结图片”')).toBeInTheDocument()
+    expect(
+      document.querySelectorAll(
+        '.agent-hub-capability-card li:not(.agent-hub-capability-status) > i'
+      )
+    ).toHaveLength(4)
+  })
+
   it('keeps reconnect and destructive disconnect actions separate', async () => {
     const user = userEvent.setup()
     render(<AgentHubWorkspace />)

tests/component/export-preview-panel.test.tsx

@@ -16,7 +16,7 @@ const baseProps = {
 }
 
 describe('export progress panel', () => {
-  it('uses the semantic accent surface for outgoing preview messages', () => {
+  it('keeps the preview canvas distinct from the bubble surface', () => {
     render(
       <ExportPreviewPanel
         {...baseProps}
@@ -40,6 +40,7 @@ describe('export progress panel', () => {
     expect(screen.getByText('已发送的消息').closest('.export-preview-bubble')).toHaveClass(
       'bg-accent'
     )
+    expect(screen.getByRole('complementary')).toHaveClass('export-preview-panel')
   })
 
   it('shows an indeterminate bar while the first message scan is still at zero', () => {

tests/unit/text-to-speech-settings-service.test.ts

@@ -8,6 +8,17 @@ const mocks = vi.hoisted(() => ({
   updateSettings: vi.fn()
 }))
 
+const electronNetFetch = vi.hoisted(() => vi.fn())
+
+vi.mock('electron', () => ({
+  app: {
+    getPath: vi.fn(() => '/tmp/tracememo-test')
+  },
+  net: {
+    fetch: electronNetFetch
+  }
+}))
+
 vi.mock('../../src/main/ai-provider-key-store', () => ({
   AIProviderKeyStore: class {
     get = mocks.keyGet
@@ -66,4 +77,41 @@ describe('TextToSpeechSettingsService', () => {
       ttsSelectedVoiceId: 'fish-model-id'
     })
   })
+
+  it('uses Electron net.fetch for Fish Audio requests', async () => {
+    mocks.keyGet.mockReturnValue({ success: true, available: true, key: 'stored' })
+    electronNetFetch.mockResolvedValue({
+      ok: true,
+      json: vi.fn().mockResolvedValue({ total: 0, items: [], has_more: false })
+    })
+
+    const result = await new TextToSpeechSettingsService().listVoices({ pageSize: 1 })
+
+    expect(result.success).toBe(true)
+    expect(electronNetFetch).toHaveBeenCalledWith(
+      expect.stringContaining('https://api.fish.audio/model'),
+      expect.objectContaining({
+        headers: { Authorization: 'Bearer stored' }
+      })
+    )
+  })
+
+  it('falls back to Node fetch when Electron transport is unavailable', async () => {
+    mocks.keyGet.mockReturnValue({ success: true, available: true, key: 'stored' })
+    electronNetFetch.mockRejectedValue(new TypeError('Electron transport unavailable'))
+    const nodeFetch = vi.fn().mockResolvedValue({
+      ok: true,
+      json: vi.fn().mockResolvedValue({ total: 0, items: [], has_more: false })
+    })
+    vi.stubGlobal('fetch', nodeFetch)
+
+    const result = await new TextToSpeechSettingsService().listVoices({ pageSize: 1 })
+
+    expect(result.success).toBe(true)
+    expect(nodeFetch).toHaveBeenCalledWith(
+      expect.stringContaining('https://api.fish.audio/model'),
+      expect.objectContaining({ headers: { Authorization: 'Bearer stored' } })
+    )
+    vi.unstubAllGlobals()
+  })
 })