first commit

frontend/src/components/protected-route.tsx

@@ -0,0 +1,30 @@
+'use client';
+
+import { useEffect } from 'react';
+import { useRouter } from 'next/navigation';
+import { useAuthStore } from '@/lib/auth-store';
+
+export default function ProtectedRoute({ children }: { children: React.ReactNode }) {
+  const { isAuthenticated, initialize } = useAuthStore();
+  const router = useRouter();
+
+  useEffect(() => {
+    initialize();
+  }, [initialize]);
+
+  useEffect(() => {
+    if (!isAuthenticated) {
+      router.push('/login');
+    }
+  }, [isAuthenticated, router]);
+
+  if (!isAuthenticated) {
+    return (
+      <div className="flex items-center justify-center min-h-[200px]">
+        <div className="text-muted-foreground">加载中...</div>
+      </div>
+    );
+  }
+
+  return <>{children}</>;
+}