# Example nginx configuration for WebSocket reverse proxy with HTTPS
# Place this in /etc/nginx/sites-available/your-domain.com
# Then symlink to /etc/nginx/sites-enabled/

server {
    listen 443 ssl http2;
    server_name your-domain.com;

    # SSL certificates (Let's Encrypt)
    ssl_certificate /etc/letsencrypt/live/your-domain.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/your-domain.com/privkey.pem;

    # SSL settings
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_prefer_server_ciphers on;
    ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384;

    # WebSocket endpoint
    location /ws {
        proxy_pass http://127.0.0.1:1234;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header 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;
    }
}

# Redirect HTTP to HTTPS
server {
    listen 80;
    server_name your-domain.com;
    return 301 https://$server_name$request_uri;
}