dockerfiles/boring-nginx/rootfs/etc/nginx/conf/proxy_params

proxy_set_header        Host                 $http_host;
proxy_set_header        X-Real-IP            $remote_addr;
proxy_set_header        X-Forwarded-For      $proxy_add_x_forwarded_for;
proxy_set_header        X-Remote-Port        $remote_port;
proxy_set_header        X-Forwarded-Proto    $scheme;
proxy_redirect          off;

proxy_connect_timeout       1400;
proxy_send_timeout          1400;
proxy_read_timeout          1400;
send_timeout                1400;