diff --git a/h5bp/web_performance/cache-control.conf b/h5bp/web_performance/cache-control.conf index 9513716..fea7006 100644 --- a/h5bp/web_performance/cache-control.conf +++ b/h5bp/web_performance/cache-control.conf @@ -31,6 +31,7 @@ # control configuration is used or not. # Cache expiration configuration `expires` is described in the file # h5bp/web_performance/cache_expiration.conf. +# https://nginx.org/en/docs/http/ngx_http_headers_module.html#expires # # https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cache-Control # https://www.rfc-editor.org/rfc/rfc9111.html