ddd-cqrs-architecture

Comprehensive guidance for CQRS Architecture — independent CQRS skill covering L1/L2/L3 implementation levels, Event Sourcing, idempotency design, domain event lifecycle, and architecture-specific CQRS integration patterns for Layered/Onion/Hexagonal/Clean/COLA. Use when user asks about CQRS, 读写分离, Event Sourcing, 事件溯源, Command Bus, Query Model, or domain events.