{ "experiment": "kafka-down-during-sync-apply", "timestamp": "2026-06-24T04:17:00Z", "encounterId": "0f81a139-9f33-47ad-9df9-09c7a6c011c8", "outboxPendingEvents": 0, "centralObservationCount": 306, "kafkaStatus": "running", "notes": "Pre-break baseline — Kafka up, outbox empty, central API accepting sync batches" }