server port, default 9600
admin token, if not specified, it will be randomly generated
location / {
proxy_pass https://127.0.0.1:9600;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "Upgrade";
proxy_set_header Host $http_host;
proxy_set_header Remote_Addr $remote_addr;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}