widget/vercel.json

{
  "$schema": "https://openapi.vercel.sh/vercel.json",
  "rewrites": [
    { "source": "/", "destination": "/demo.html" }
  ],
  "headers": [
    {
      "source": "/widget.js",
      "headers": [
        { "key": "Cache-Control", "value": "public, max-age=600, must-revalidate" },
        { "key": "Access-Control-Allow-Origin", "value": "*" }
      ]
    },
    {
      "source": "/demo.html",
      "headers": [
        { "key": "Cache-Control", "value": "public, max-age=60, must-revalidate" }
      ]
    }
  ]
}