Cloudflare Pages Cache middleware

_middleware.js

export const onRequest = [
  async function cache({ request, next, waitUntil,  }) {
    if (request.method === "GET") {
      const cache = caches.default;
      const cachedResponse = await cache.match(request);
      if (cachedResponse) {
        console.log("cache HIT", request.url);
        return cachedResponse;
      }
    }
    console.log("cache MISS", request.url);
    const response = await next();
    if (response) {
      const cache = caches.default;
      waitUntil(cache.put(request, response.clone()));
    }
    return response;
  },
];