Get webhooks endpoints

curl --request GET \
  --url https://{hostname}.gable.ai/v0/webhooks \
  --header 'X-API-KEY: <api-key>'

{
  "webhooks": [
    {
      "id": "<string>",
      "url": "<string>",
      "name": "<string>",
      "secret": "<string>",
      "headers": {}
    }
  ]
}