Update index.ts

Author: 6

src/index.ts

@@ -6,6 +6,8 @@ export default {
     const { pathname } = new URL(request.url);
     const ttlString = request.headers.get('X-Proxy-TTL');
 
+    // Currently API usage only incurs costs for POST requests, and these also
+    // tend to be the slowest. It may not be desirable to cache GET requests.
     const isProxyRequest =
       request.method === 'POST' &&
       request.headers.get('content-type') === 'application/json' &&