nginx: proxy configuration

# ---------------------
# custom_nginx.template
# ---------------------

worker_processes ${{NGINX_WORKER_PROCESSES}};
daemon ${{NGINX_DAEMON}};
pid pids/nginx.pid;
error_log logs/error.log ${{LOG_LEVEL}};

proxy_cache_path ~ levels=1:2 keys_zone=maincache:25m max_size=25m inactive=60m use_temp_path=off;

events {
    use epoll; # custom setting
    multi_accept on;
}

http {
    include 'nginx-kong.conf';
    server {
        server_name kong;

        location / {
          proxy_cache my_cache;
		  proxy_cache_use_stale error timeout http_500 http_502 http_503 http_504;
        }
    }
}