initial commit, boilerplate stuff

src/pages/RestrictedLoggedIn.tsx

@@ -0,0 +1,11 @@
+import { Navigate } from "react-router";
+
+import { useAuth } from "../hooks/useAuth.ts";
+
+export function RestrictedLoggedIn(
+  { children }: { children: React.ReactNode },
+) {
+  const { user } = useAuth();
+
+  return user ? <>{children}</> : <Navigate to="/login" />;
+}