function handleRequest(request, response) { var receivedRequests = parseInt(getState("requests")); if (isNaN(receivedRequests)) { receivedRequests = 0; } if (request.queryString.includes("state")) { response.write(receivedRequests); return; } if (request.queryString.includes("flush")) { setState("requests", "0"); response.write("OK"); return; } response.setHeader("Cache-Control", "max-age=999999"); // Force caching response.setHeader("Content-Type", "text/css"); receivedRequests = receivedRequests + 1; setState("requests", "" + receivedRequests); response.write(` .test{ color:red; } .test h1{ font-size:200px; } `); }