3000 is my port. Still a 502 error. Here's my log (with domain xxx'd out):
2024/04/21 08:54:47 [error] 8327#0: *1227907 recv() failed (104: Connection reset by peer) while reading response header from upstream, client: 47.225.20.180, server: chat.xxx.com, request: "GET / HTTP/2.0", upstream...