diff --git a/frontend/src/App.tsx b/frontend/src/App.tsx
new file mode 100644
index 00000000..c541c7f1
--- /dev/null
+++ b/frontend/src/App.tsx
@@ -0,0 +1,8 @@
+import { useMailStore } from './store/mailStore'
+import Login from './pages/Login'
+import Mail from './pages/Mail'
+
+export default function App() {
+  const token = useMailStore(s => s.token)
+  return token ? <Mail /> : <Login />
+}