Exception-Based Recording — Phase 1 (Simulación)
curl -X POST http://localhost:8080/api/v1/events/ingest \
-H "X-API-Key: sentinel-dev-key-change-me" \
-H "Content-Type: application/json" \
-d '{
"event_type": "void",
"terminal": "CAJA1",
"amount": 1500.00,
"operator": "Juan Perez",
"description": "Venta #V-2026-0042 anulada",
"timestamp": "2026-06-09T16:43:33",
"external_id": "V-2026-0042"
}'