server {
  listen 80 default_server;
  server_name _;
  root /usr/share/nginx/html;
  index index.html;
  add_header X-Content-Type-Options "nosniff" always;
  add_header Referrer-Policy "no-referrer-when-downgrade" always;

  location = /healthz { return 200 "ok\n"; }

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