End-of-session documentation sweep. Use when the user types /notes, says "take notes", "update the docs", "write up the session", or at the end of ANY work session - including in a fresh repo with no docs yet - to capture everything completed, learned, resolved, decided, planned, implemented, or dis
End-of-session documentation sweep. Use when the user types /notes, says "take notes", "update the docs", "write up the session", or at the end of ANY work session - including in a fresh repo with no docs yet - to capture everything completed, learned, resolved, decided, planned, implemented, or discovered into the repo's living docs (SPEC.md, README.md, tasks/plan.md, tasks/todo.md, created if mi