feat: add Auth0 passwordless login

app/user/page.tsx

@@ -0,0 +1,18 @@
+'use client';
+
+import { useUser } from '@auth0/nextjs-auth0/client';
+
+export default function ProfileClient() {
+  const { user, error, isLoading } = useUser();
+
+  if (isLoading) return <div>Loading...</div>;
+  if (error) return <div>{error.message}</div>;
+
+  return (
+    user && (
+      <div>
+        <p>{user.email}</p>
+      </div>
+    )
+  );
+}