chore: update frontend folder

frontend/web/src/App.tsx

@@ -0,0 +1,41 @@
+import { useEffect, useState } from "react";
+import { Outlet } from "react-router-dom";
+import DemoBanner from "./components/DemoBanner";
+import { globalService } from "./services";
+import useUserStore from "./stores/v1/user";
+
+function App() {
+  const userStore = useUserStore();
+  const [loading, setLoading] = useState(true);
+
+  useEffect(() => {
+    const initialState = async () => {
+      try {
+        await globalService.initialState();
+      } catch (error) {
+        // do nothing
+      }
+
+      try {
+        await userStore.fetchCurrentUser();
+      } catch (error) {
+        // do nothing.
+      }
+
+      setLoading(false);
+    };
+
+    initialState();
+  }, []);
+
+  return !loading ? (
+    <>
+      <DemoBanner />
+      <Outlet />
+    </>
+  ) : (
+    <></>
+  );
+}
+
+export default App;