vercel.json

{
  "headers": [
    {
      "source": "/tg/(.*)",
      "headers": [
        { "key": "Access-Control-Allow-Credentials", "value": "true" },
        { "key": "Access-Control-Allow-Origin", "value": "*" },
        {
          "key": "Access-Control-Allow-Methods",
          "value": "GET,OPTIONS,PATCH,DELETE,POST,PUT"
        },
        {
          "key": "Access-Control-Allow-Headers",
          "value": "X-CSRF-Token, X-Requested-With, Accept, Accept-Version, Content-Length, Content-MD5, Content-Type, Date, X-Api-Version"
        }
      ]
    }
  ],
  "rewrites": [
    {
      "source": "/tg/:match*",
      "destination": "https://api.telegram.org/:match*"
    }
  ],
  "redirects": [
    { "source": "/src/telegroam.js", "destination": "/telegroam.js" },
    { "source": "/roam", "destination": "roam://" }
  ]
}