server {
    listen 8080;
    listen [::]:8080;
    server_name _;
    root /srv/crystal;
    index index.html;

    # Revalidate the shell and service worker so installed apps see updates.
    add_header Cache-Control "no-cache" always;

    # Vite fingerprints these files; their URLs change with their content.
    location /assets/ {
        add_header Cache-Control "public, max-age=31536000, immutable";
        try_files $uri =404;
    }

    location / {
        try_files $uri $uri/ =404;
    }
}