worker_processes auto;

events {
    worker_connections 1024;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    sendfile        on;
    tcp_nopush      on;
    tcp_nodelay     on;
    keepalive_timeout 65;
    server_tokens   off;

    # Gzip — para HTML, CSS, JS, JSON
    gzip on;
    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_min_length 256;
    gzip_types
        text/plain
        text/css
        text/xml
        text/javascript
        application/javascript
        application/json
        application/xml+rss
        application/xhtml+xml
        image/svg+xml;

    # Cache de imágenes — las fotos del pueblo no cambian
    proxy_cache_path /var/cache/nginx levels=1:2 keys_zone=img_cache:10m max_size=100m inactive=7d use_temp_path=off;

    server {
        listen 80;
        listen [::]:80;
        server_name zenon.tera.coop.ar www.zenon.tera.coop.ar _;

        root   /usr/share/nginx/html;
        index  index.html;

        # Charset UTF-8 (acentos, ñ, etc.)
        charset utf-8;

        # Logs
        access_log /dev/stdout;
        error_log  /dev/stderr warn;

        # Headers de seguridad básicos
        add_header X-Content-Type-Options "nosniff" always;
        add_header X-Frame-Options "SAMEORIGIN" always;
        add_header Referrer-Policy "strict-origin-when-cross-origin" always;

        # Cache largo para assets de build de Astro (tienen hash en el nombre)
        location /_astro/ {
            expires 1y;
            add_header Cache-Control "public, immutable";
            access_log off;
        }

        # Cache para imágenes del pueblo
        location /img/ {
            expires 30d;
            add_header Cache-Control "public";
            access_log off;
        }

        # Astro genera /tramites/ como carpeta con index.html
        # Aseguramos que cualquier ruta sin extensión caiga al index del folder
        location / {
            try_files $uri $uri/index.html $uri.html =404;
        }

        # Página de error 404 con link a home
        error_page 404 /404.html;
        location = /404.html {
            internal;
            try_files $uri =404;
        }

        # No loggear favicon ni robots
        location = /favicon.ico { access_log off; log_not_found off; }
        location = /robots.txt  { access_log off; log_not_found off; }
    }
}