#PROXY-START/
location ^~ /
{
    proxy_pass http://localhost:3011;
    proxy_set_header Host localhost;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header REMOTE-HOST $remote_addr;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection $connection_upgrade;
    proxy_http_version 1.1;
    # proxy_hide_header Upgrade;
}

location /notifications/hub
{
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_pass http://localhost:3011;
}
#PROXY-END/