新增 local→serve 数据同步功能

Co-Authored-By: Claude <noreply@anthropic.com>

local/frontend/src/router.tsx

@@ -20,6 +20,7 @@ import { Branding } from './pages/Branding'
 import { Settings } from './pages/Settings'
 import { Indices } from './pages/Indices'
 import { Dev } from './pages/Dev'
+import { Sync } from './pages/Sync'
 import { useSettings } from './lib/useSharedQueries'
 import { Logo } from './components/Logo'
 
@@ -77,6 +78,7 @@ export const router = createBrowserRouter([
       { path: 'data', element: <Data /> },
       { path: 'monitor', element: <Monitor /> },
       { path: 'trading', element: <Trading /> },
+      { path: 'sync', element: <Sync /> },
       { path: 'limit-ladder', element: <LimitUpLadder /> },
       { path: 'indices', element: <Indices /> },
       { path: 'branding', element: <Branding /> },