User request : $ARGUMENTS Sync manifest-dev plugin components into this repo's directory. manifest-dev OWNS only the files it ships — other plugins (e.g. prompt-engineering, project-local KB skills) coexist in , , and and must be left alone. Source & Target | Role | Path | |------|------| | Remote repo | | | Local clone | | | Source components | | | Target | in this repo | | Tracking file | | Sync scope | Component | Source dir | Target dir | |-----------|-----------|------------| | Agents | | | | Hooks | | | | Skills | | | Territory model Deletion invariant : only items in (the previously-sy…