server {
    listen 443 ssl;
    server_name example.com;
    # ssl_certificate / ssl_certificate_key — например, от certbot

    root /var/www/my-world;   # сюда экспорт Web (index.html, .wasm, .pck)
    index index.html;

    location /ws {
        proxy_pass http://127.0.0.1:9080;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_set_header Host $host;
        proxy_read_timeout 1h;
    }
}