fix(desktop): 扩充应用菜单与元数据快捷键

frontend/src/services/editorCommandService.spec.ts

@@ -1,6 +1,9 @@
-import { afterEach, expect, it, vi } from 'vitest'
+import { afterEach, beforeEach, expect, it, vi } from 'vitest'
 import { executeEditorCommand, registerEditorCommands, getEditorCommandCapabilities, subscribeEditorCommandCapabilities, updateNativeEditorMenu } from './editorCommandService'
+const hostInvoke = vi.hoisted(() => vi.fn(() => Promise.resolve()))
+vi.mock('./platform/desktop', () => ({ isDesktop: () => true, hostInvoke }))
 let dispose: (() => void) | undefined
+beforeEach(() => hostInvoke.mockClear())
 afterEach(() => dispose?.())
 it('reports unsupported, disabled and invalid commands without side effects', async () => {
   expect(await executeEditorCommand('editor.bold')).toEqual({ ok: false, reason: 'unavailable' })
@@ -34,3 +37,7 @@ it('notifies the visible menu when the active editor capability changes', () =>
   updateNativeEditorMenu()
   expect(listener).toHaveBeenCalledTimes(2)
 })
+it('keeps the native metadata accelerator enabled in writing mode', () => {
+  dispose = registerEditorCommands({ available: () => true, handlers: { 'editor.metadata.edit': () => ({ ok: true }) } })
+  expect(hostInvoke).toHaveBeenLastCalledWith('editor_capabilities', { metadataEnabled: true })
+})