/workflow:checkpoint-refactor Multi-phase refactoring with persistent state that survives context limits and session boundaries. When to Use This Skill | Use this skill when... | Use direct refactoring instead when... | |------------------------|---------------------------------------| | Refactoring spans 10+ files | Changing 1-5 files | | Work will exceed context limits | Small, focused change | | Need to resume across sessions | Single-session task | | Multiple dependent phases | Independent file changes | | Team coordination on large refactor | Solo quick fix | Context - Repo root: ! - Pla…