curl --request GET \
  --url https://juiywycqytekaffjcbfa.supabase.co/functions/v1/api-v1/agents/{id} \
  --header 'x-api-key: <api-key>'

{
  "success": true,
  "data": {
    "agent": {
      "id": "<string>",
      "name": "<string>",
      "description": "<string>",
      "is_active": true,
      "is_default": true,
      "workflow_type": "<string>",
      "language": "<string>",
      "tone": "<string>",
      "personality": "<string>",
      "greeting_message": "<string>",
      "custom_instructions": "<string>",
      "business_context": "<string>",
      "created_at": "<string>",
      "updated_at": "<string>"
    }
  }
}