server {
    listen       80;
    server_name  _;

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

    # Serve static files directly; fall back to index.html for SPA routing
    location / {
        try_files $uri $uri/ /index.html;
    }

    # Cache static assets aggressively (Vite hashes filenames)
    location /assets/ {
        expires 1y;
        add_header Cache-Control "public, immutable";
    }

    # Don't log favicon/robots requests
    location = /favicon.ico { access_log off; log_not_found off; }
    location = /robots.txt  { access_log off; log_not_found off; }

    # Gzip compression for text-based assets
    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 application/xml+rss text/javascript image/svg+xml;
}