curl --request GET \
  --url https://flozy-backend-1042419926531.us-central1.run.app/api/v1/external/opportunities \
  --header 'X-API-Key: <api-key>'

{
  "http_code": 200,
  "status": "success",
  "message": "Opportunities retrieved",
  "data": {
    "items": [
      {
        "id": 10,
        "stage_id": 11,
        "lead_id": 42,
        "value": 15000,
        "confidence": 80,
        "expected_close_date": "2026-07-31"
      }
    ],
    "pagination": {
      "page": 1,
      "limit": 25,
      "total": 3,
      "total_pages": 1
    }
  }
}