server {
    listen 7860 default_server;
    listen [::]:7860 default_server;

    root /usr/share/nginx/html;
    index index.html index.htm;

    server_name _;

    location / {
        proxy_pass http://127.0.0.1:7861; # Updated to connect to a local backend
        proxy_set_header Host $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_buffering off;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
    }
}