✨ feat: add service-down error page

app/(session)/(clean)/auth/providers/[name]/callback/page.tsx

@@ -0,0 +1,7 @@
+import AuthCallbackIndex from "@/features/authCallback";
+
+const page = async () => {
+  return <AuthCallbackIndex />;
+};
+
+export default page;

app/(session)/(clean)/down/page.tsx

@@ -0,0 +1,7 @@
+import React from "react";
+
+const page = () => {
+  return <div>page</div>;
+};
+
+export default page;