完成五人团队正式内用最小收口（07-18-small-team-internal-readiness）

client/src/main.tsx

@@ -1,12 +1,11 @@
 import React from "react";
 import ReactDOM from "react-dom/client";
 import { QueryClientProvider } from "@tanstack/react-query";
-import { BrowserRouter } from "react-router-dom";
-import { AuthProvider } from "./auth/AuthContext";
+import { RouterProvider } from "react-router-dom";
 import { ErrorBoundary } from "./components/common/ErrorBoundary";
 import { Toaster } from "./components/ui/sonner";
 import { queryClient } from "./query/queryClient";
-import { AppRouter } from "./router";
+import { appRouter } from "./router";
 import { clearPwaRuntimeCaches, registerPwaIfEnabled } from "./pwa";
 import "./index.css";
 
@@ -114,11 +113,7 @@ ReactDOM.createRoot(document.getElementById("root")!).render(
   <React.StrictMode>
     <ErrorBoundary>
       <QueryClientProvider client={queryClient}>
-        <BrowserRouter>
-          <AuthProvider>
-            <AppRouter />
-          </AuthProvider>
-        </BrowserRouter>
+        <RouterProvider router={appRouter} />
       </QueryClientProvider>
     </ErrorBoundary>
     <Toaster />