map $http_upgrade $connection_upgrade {
    default upgrade;
    ''      close;
}

server {
    listen 443 ssl;
    server_name bo.playzonesoft.net;

    ssl_certificate /etc/letsencrypt/live/bo.playzonesoft.net/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/bo.playzonesoft.net/privkey.pem;

    location /ws {
        proxy_pass http://127.0.0.1:8080;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection $connection_upgrade;
        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_read_timeout 86400;
    }
}