概要
The E2E-First Planning skill empowers developers and project leads to shift from risky horizontal development toward a robust vertical slice approach. By focusing on the 'Walking Skeleton' and MVP definitions, it helps identify integration risks early, ensures continuous delivery of user value, and creates a clear roadmap from initial architecture to a production-ready product. This skill provides structured frameworks for task decomposition and milestone design, making it indispensable for agile teams aiming for rapid, reliable delivery and shortened feedback loops.