only log warnings, to avoid 20GB of logs

templates/web/compose/conf.d/proxy_timeout.conf

@@ -8,4 +8,4 @@ send_timeout                3000;
 
 rewrite_log on;
 
-error_log /var/log/nginx/localhost.error_log notice;
+error_log /var/log/nginx/localhost.error_log warn;