Without 'always' set, for non 2xx/3xx responses, the headers are not being set.
If the always parameter is specified the specified field will be added regardless of the response code.
Requires version 1.7.5 +
ref: https://nginx.org/en/docs/http/ngx_http_headers_module.html
Without 'always' set, for non 2xx/3xx responses, the headers are not being set. If the always parameter is specified the specified field will be added regardless of the response code. Requires version 1.7.5 + ref: https://nginx.org/en/docs/http/ngx_http_headers_module.html