server {
    listen 80;
    server_name reserve.xn--15t503c5up.com;

    # Let's Encrypt ACME challenge
    location /.well-known/acme-challenge/ {
        root /var/www/certbot;
    }

    # LLM API reverse proxy
    location /api/llm/ {
        proxy_pass http://llm-proxy:9405;
        proxy_http_version 1.1;
        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_read_timeout 600s;
        proxy_send_timeout 600s;
    }

    # Redirect all HTTP to HTTPS
    location / {
        return 301 https://$host$request_uri;
    }
}