server {
  listen 80;
  server_name _;
  root /usr/share/nginx/html;
  index index.html;

  # gzip everything
  gzip on;
  gzip_vary on;
  gzip_min_length 1024;
  gzip_types text/plain text/css text/xml application/json application/javascript application/xml+rss image/svg+xml;

  # long cache for fingerprinted assets
  location ~* \.(woff2|css|js|svg|png|jpg|jpeg|webp|avif|ico)$ {
    expires 1y;
    add_header Cache-Control "public, immutable";
    try_files $uri =404;
  }

  # sitemap / rss
  location = /sitemap.xml { rewrite ^ /sitemap-index.xml redirect; }
  location ~* ^/(rss\.xml|sitemap.*\.xml|robots\.txt)$ {
    add_header Cache-Control "public, max-age=300";
    try_files $uri =404;
  }

  # Astro static fallback to .html
  location / {
    try_files $uri $uri/ $uri.html $uri/index.html /index.html;
  }

  # /admin goes to the CMS upstream
  location /admin {
    return 301 https://cms.softvowels.example$request_uri;
  }

  error_page 404 /index.html;
}