[backlog] memory dedup / audit skill。`~/.claude/projects/.../memory/` の entries を点検(重複 / stale / 統合候補)。例:alignment-phase / bg-child-commits / no-driver-fwd-when-user-attached が dispatch flow で重なる、user-tech-stack / local-dev-env が rail44 周りで近接。on-demand skill 化、organize / consolidate を半自動提案。