server {
    listen 80 default_server;
    location ^~ /.well-known/acme-challenge {
        proxy_pass http://127.0.0.1:{{ letsencrypt_acme_standalone_port}}/.well-known/acme-challenge;
        access_log /var/log/nginx/letsencrypt_acmetool_access.log;
        error_log /var/log/nginx/letsencrypt_acmetool_error.log;
    }
}