Updated login check.

src/app/(main)/App.tsx

@@ -1,14 +1,23 @@
 'use client';
+import { Loading } from 'react-basics';
 import Script from 'next/script';
 import { usePathname } from 'next/navigation';
+import { useLogin, useConfig } from 'components/hooks';
 import UpdateNotice from './UpdateNotice';
-import { useRequireLogin, useConfig } from 'components/hooks';
 
 export function App({ children }) {
-  const { user } = useRequireLogin();
+  const { user, isLoading, error } = useLogin();
   const config = useConfig();
   const pathname = usePathname();
 
+  if (isLoading) {
+    return <Loading />;
+  }
+
+  if (error) {
+    window.location.href = `${process.env.basePath || ''}/login`;
+  }
+
   if (!user || !config) {
     return null;
   }