功能：增加平台账号管理与管理员保护

frontend/src/App.tsx

@@ -12,6 +12,7 @@ import MerchantCenter from './pages/MerchantCenter'
 import MerchantRecharge from './pages/MerchantRecharge'
 import AlertSettings from './pages/AlertSettings'
 import PlatformMerchants from './pages/PlatformMerchants'
+import PlatformUsers from './pages/PlatformUsers'
 import type { ReactNode } from 'react'
 function PrivateRoute({ children }: { children: ReactNode }) {
   const { token } = useAuth()
@@ -85,6 +86,7 @@ function AppRoutes() {
             </AdminRoute>
           }
         />
+        <Route path="platform-users" element={<AdminRoute><PlatformUsers /></AdminRoute>} />
         <Route path="open-api" element={<MerchantPermissionRoute permission="api:manage"><OpenApiDocs /></MerchantPermissionRoute>} />
         <Route
           path="api-debug"