proxy_cache_path /var/cache/nginx levels=1:2 keys_zone=img_cache:100m inactive=24h use_temp_path=off;

server {
    listen 443 ssl http2;
    server_name arti24.eu;
    server_tokens off;

    ssl_certificate /letsencrypt/live/arti24.eu/fullchain.pem;
    ssl_certificate_key /letsencrypt/live/arti24.eu/privkey.pem;
    ssl_protocols TLSv1.2 TLSv1.3;
    ssl_ciphers 'ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384';
    ssl_prefer_server_ciphers on;
    ssl_session_cache shared:SSL:50m;
    ssl_session_timeout 1d;
    ssl_session_tickets off;

    # Nagłówki bezpieczeństwa
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;

    location / {
        limit_req zone=ip_limit burst=20 nodelay;
        proxy_pass http://arti24-container:3002;
        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_set_header Host $host;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Forwarded-Port $server_port;
    }

    location ~ ^/(pictures|obrazki)/ {
        proxy_pass http://arti24-container:3002;
        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_set_header Host $host;

        proxy_cache img_cache;
        proxy_cache_key "$scheme://$host$request_uri";
        proxy_cache_valid 200 301 302 24h;
        proxy_cache_valid 404 1m;
        proxy_cache_use_stale error timeout updating;
        add_header X-Cache-Status $upstream_cache_status;
    }
}