proxy_read_timeout 60s;
proxy_redirect off;

proxy_set_header  Host $http_host;

proxy_set_header  X-Real-IP $remote_addr;
proxy_set_header  X-Forwarded-For $proxy_add_x_forwarded_for;

proxy_set_header  X-Forwarded-Proto $scheme;

proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";