server {
    listen 8080;
    server_name _;
    server_tokens off;
    root /usr/share/nginx/html;

    gzip on;
    gzip_min_length 1024;
    gzip_types text/css application/javascript image/svg+xml application/json;

    include /etc/nginx/snippets/security-headers.conf;

    # Only these paths are served; .git, tools/, README.md, images/ etc. return 404.
    location = / {
        try_files /index.html =404;
        add_header Cache-Control "no-cache" always;
        include /etc/nginx/snippets/security-headers.conf;
    }
    location = /index.html {
        add_header Cache-Control "no-cache" always;
        include /etc/nginx/snippets/security-headers.conf;
    }
    location ~ ^/(favicon\.svg|robots\.txt)$ {
        add_header Cache-Control "public, max-age=86400" always;
        include /etc/nginx/snippets/security-headers.conf;
    }
    location ^~ /assets/ {
        add_header Cache-Control "public, max-age=3600" always;
        include /etc/nginx/snippets/security-headers.conf;
    }
    location / {
        return 404;
    }
}