curl --request GET \
  --url https://prod.featherhq.com/api/v1/organization/slack/channels \
  --header 'X-API-Key: <api-key>'

{
  "channels": [
    {
      "id": "<string>",
      "name": "<string>",
      "isPrivate": true,
      "isMember": true
    }
  ]
}