feat: implement yape code challenge - outbox, fraud and gateway - #620
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JAMESDEVKOI wants to merge 1 commit into
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- transaction-ms with CQRS, DDD, Prisma, Outbox Relay and Redis cache - anti-fraud-ms with rule engine and deterministic events - client-gateway with circuit breaker and throttler - shared contracts with zod validation
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Realizado por: James Daniel Capcha Flores |
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Solución Yape Code Challenge
Flujo:
POST /transactions (pending) -> Kafka transaction.created -> Anti-Fraud (>1000 rejected) -> Kafka transaction.status-updated -> Update DBImplementación:
Cómo probar:
npm installdocker compose up -dnpm run build:contractsnpm run dev:tx/dev:fraud/dev:gatewayPOST http://localhost:8080/api/v1/transactions->GET /transactions/:idhttp://localhost:8080/docsnpm test(100% passing)Decisiones clave: Hexagonal para desacoplar dominio de infra, Transactional Outbox para atomicidad DB+Kafka, Cache-Aside (5s pending / 3600s final), deterministic GUID para idempotencia, DLQ para poison messages.