server {
    listen 3000;
    server_name _;

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

    # Compression gzip
    gzip on;
    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml text/javascript image/svg+xml;

    # Cache statique long (JS/CSS hachés par Next.js)
    location /_next/static/ {
        expires 1y;
        add_header Cache-Control "public, immutable";
    }

    # Cache modéré pour les autres assets
    location ~* \.(ico|png|jpg|jpeg|gif|svg|webp|woff2?|ttf|eot)$ {
        expires 30d;
        add_header Cache-Control "public";
    }

    # SPA fallback : toutes les routes renvoient index.html
    location / {
        try_files $uri $uri/ /index.html;
    }

    # Pas de log pour favicon/robots
    location = /favicon.ico { log_not_found off; access_log off; }
    location = /robots.txt  { log_not_found off; access_log off; }
}