# 设置代理转发的相关 header
proxy_set_header Host $host;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
# 设置 X-Forwarded-Proto 以确保协议正确
proxy_set_header X-Forwarded-Proto $scheme;
# 设置 X-Forwarded-Port 以保留原始端口
proxy_set_header X-Forwarded-Port $server_port;

看看这些 header 有没有加上