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

  add_header X-Content-Type-Options "nosniff" always;
  add_header Referrer-Policy "strict-origin-when-cross-origin" always;
  add_header Cache-Control "public, max-age=300";

  location = /healthz {
    access_log off;
    try_files /healthz =200;
  }

  location / {
    try_files $uri $uri/ /404/index.html;
  }

  error_page 404 /404/index.html;

  location ~* \.(?:css|js|jpg|jpeg|png|webp|svg|ico|woff2)$ {
    try_files $uri =404;
    add_header Cache-Control "public, max-age=31536000, immutable";
  }
}