Get all chatbots

Example response

{
  "chatbots": [
    {
      "id": "ckl123abc456",
      "name": "Customer Support Bot",
      "status": "ready",
      "model": "gpt-4o-mini",
      "instructions": "You are a helpful customer service assistant",
      "visibility": "public",
      "created_at": "2024-01-01T12:00:00Z",
      "updated_at": "2024-01-02T12:00:00Z"
    }
  ]
}