proxy buffering still needs to be off

installation/pleroma.nginx

@@ -79,6 +79,7 @@ server {
         proxy_cache_valid  200 206 301 304 1h;
         proxy_cache_lock on;
         proxy_ignore_client_abort on;
+        proxy_buffering off;
         chunked_transfer_encoding on;
         proxy_pass http://localhost:4000;
     }