npm install @tanstack/react-queryimport { QueryClient, QueryClientProvider, useQuery } from "@tanstack/react-query"; const client = new QueryClient(); function Posts() { const query = useQuery({ queryKey: ["posts"], queryFn: async () => fetch("/api/posts").then((res) => res.json()), }); return <pre>{JSON.stringify(query.data, null, 2)}</pre>;} export function App() { return <QueryClientProvider client={client}><Posts /></QueryClientProvider>;}