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;

    add_header X-Content-Type-Options "nosniff" always;
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header Referrer-Policy "strict-origin-when-cross-origin" always;
    add_header Permissions-Policy "camera=(), microphone=(), geolocation=()" always;

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

    location = /healthz {
        access_log off;
        default_type text/plain;
        return 200 "ok\n";
    }

    location ~ /\.ht {
        deny all;
        access_log off;
        log_not_found off;
    }

    location = / {
        expires -1;
        try_files /index.html =404;
    }

    location ~* \.html$ {
        expires -1;
        try_files $uri =404;
    }

    location ~* \.(?:css|js)$ {
        expires 1h;
        try_files $uri =404;
    }

    location ^~ /public/images/ {
        expires 30d;
        try_files $uri =404;
    }

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