Description End-to-end architecture and integration Own end-to-end solution architecture for capabilities across affected systems and channels. Define target state, interim state, and migration approach; make explicit tradeoffs (cost, risk, complexity, time-to-deliver). Design integration patterns (APIs, events/streams, batch) and ensure consistency of business rules and data flows across systems. Non-functional requirements (auditability, scalability, resiliency, maintainability) Translate busi