curl "https://app.talkover.ai/api/v1/sip-trunks" \
  -H "Authorization: Bearer talq_your_environment_token_here"

{
  "success": true,
  "data": [
    {
      "id": "trunk-uuid-1",
      "name": "Primary Carrier — US",
      "provider_name": "carrier-x",
      "domain": "sip.carrier-x.com",
      "transport": "tls",
      "is_active": true,
      "is_verified": true,
      "health_status": "healthy",
      "created_at": "2024-01-01T10:00:00Z"
    }
  ]
}