I am running GTMetrixs on my new ultrafast Cloudflare Worker. However, I am getting this error for just a few resources:
The following resources are missing a cache validator. Resources that do not specify a cache validator cannot be refreshed efficiently. Specify a Last-Modified or ETag header to enable cache validation for the following resources:
I have set PageRules in Cloudflare Dashboard like so:
So I wonder why theese changes don’t reflect. Is it because the PageRules don’t apply for cloudflare worker?