curl --request POST \
  --url https://api.example.com/api/admin/bootstrap/become-admin \
  --header 'Content-Type: application/json' \
  --cookie better-auth.session_token= \
  --data '
{
  "description": "<string>",
  "expiresAt": "<string>"
}
'

{
  "ok": true,
  "userId": "<string>"
}