first commit

frontend/src/App.tsx

@@ -0,0 +1,18 @@
+import { Navigate, Route, Routes } from "react-router-dom";
+import { LoginPage } from "./pages/LoginPage";
+import { AdminPage } from "./pages/AdminPage";
+import { ProtectedRoute } from "./components/ProtectedRoute";
+
+function App() {
+  return (
+    <Routes>
+      <Route path="/login" element={<LoginPage />} />
+      <Route element={<ProtectedRoute />}>
+        <Route path="/admin" element={<AdminPage />} />
+      </Route>
+      <Route path="*" element={<Navigate to="/admin" replace />} />
+    </Routes>
+  );
+}
+
+export default App;