Harness-engineering events-idempotency

name: events-idempotency version: "1.0.0" description: Handle duplicate message delivery safely using idempotency keys and deduplication stores stability: static cognitive_mode: advisory-guide type: knowledge tier: 3 triggers:

• manual platforms:
• claude-code
• gemini-cli
• cursor
• codex tools: [] paths:
• "/events/"
• "/queues/"
• "/handlers/"
• "/socket/"
• "/pub-sub/" related_skills:
• events-message-queue
• events-outbox-pattern
• microservices-outbox-pattern
• api-idempotency-keys stack_signals:
• nodejs
• typescript
• kafka
• redis
• rabbitmq keywords:
• idempotency
• idempotency-keys
• deduplication
• at-least-once
• duplicate-handling metadata: author: community upstream: microservices.io/patterns/communication-style/idempotent-consumer.html state: persistent: false files: [] depends_on: []