caddy

example.com {
    reverse_proxy backend1:3000 backend2:3000 {
        lb_policy round_robin
    }
}

kline.example.me {
        encode gzip
        reverse_proxy localhost:8080 {     #反代对应的websocket网站
        	header_up X-Forwarded-Host {host}
		header_up X-Real-IP {remote_host}
		header_up Host {upstream_hostport}    #header_up Host {host}
        }
        tls we1f234q@outlook.com
}