{
  "headers": [
    {
      "source": "**/*",
      "headers": [
        {"key": "Cache-Control", "value": "no-cache"},
        {"key": "Access-Control-Allow-Origin", "value": "*"}
      ]
    }
  ],
  "redirects": [
    {"source": "/404", "destination": "/_404.html", "type": 200}
  ]
}