server {
    listen 80 default_server;
    listen [::]:80 default_server;
    server_name _;

    root /usr/share/nginx/html;
    index index.html;
    charset utf-8;
    server_tokens off;
    etag on;

    gzip on;
    gzip_vary on;
    gzip_min_length 512;
    gzip_comp_level 6;
    gzip_types
        application/javascript
        application/json
        application/xml
        image/svg+xml
        text/css
        text/plain
        text/xml;

    location ~* \.[0-9a-f]{32,}\.(?:css|js)$ {
        try_files $uri =404;
        add_header Cache-Control "public, max-age=31536000, immutable" always;
    }

    location ~* \.(?:avif|gif|ico|jpe?g|png|svg|webp|woff2?|ttf)$ {
        try_files $uri =404;
        add_header Cache-Control "public, max-age=2592000, stale-while-revalidate=86400" always;
    }

    location ~* \.(?:xml|txt)$ {
        try_files $uri =404;
        add_header Cache-Control "public, max-age=3600, stale-while-revalidate=86400" always;
    }

    location / {
        try_files $uri $uri/ =404;
        add_header Cache-Control "public, max-age=0, s-maxage=3600, stale-while-revalidate=86400" always;
    }

    error_page 404 /404.html;
    location = /404.html {
        internal;
        add_header Cache-Control "no-cache" always;
    }
}