vercel.json

{
  "version": 2,
  "builds": [
    {
      "src": "index.py",
      "use": "@vercel/python"
    }
  ],
  "routes": [
    {
      "src": "/.*",
      "methods": ["OPTIONS"],
      "headers": {
        "Access-Control-Allow-Origin": "*",
        "Access-Control-Allow-Methods": "GET,OPTIONS,PATCH,DELETE,POST,PUT",
        "Access-Control-Allow-Headers": "X-CSRF-Token,X-Requested-With,Accept,Accept-Version,Content-Length,Content-MD5,Content-Type,Date,X-Api-Version,Authorization"
      },
      "status": 204
    },
    {
      "src": "/(.*)",
      "dest": "index.py",
      "headers": {
        "Access-Control-Allow-Origin": "*",
        "Access-Control-Allow-Methods": "GET,OPTIONS,PATCH,DELETE,POST,PUT",
        "Access-Control-Allow-Headers": "X-CSRF-Token,X-Requested-With,Accept,Accept-Version,Content-Length,Content-MD5,Content-Type,Date,X-Api-Version,Authorization"
      }
    }
  ]
}