first commit

client/src/components/ProtectedRoute.tsx

@@ -0,0 +1,20 @@
+import { Navigate } from 'react-router-dom';
+import { useAuth } from '@/hooks/useAuth';
+
+export default function ProtectedRoute({ children }: { children: React.ReactNode }) {
+  const { user, isLoading } = useAuth();
+
+  if (isLoading) {
+    return (
+      <div className="flex h-screen items-center justify-center">
+        <div className="h-8 w-8 animate-spin rounded-full border-4 border-primary border-t-transparent" />
+      </div>
+    );
+  }
+
+  if (!user) {
+    return <Navigate to="/login" replace />;
+  }
+
+  return <>{children}</>;
+}