# Context management

> P2 | Parent: ../AGENT.md

Member List
index.ts: Default extension registration, branch history and working-note tools, model-requested handoff, transient budget hints
history.ts: HistoryQuery, entryText(), readHistory(); bounded original evidence retrieval excluding hidden reasoning
notes.ts: WorkingNote, NOTE_ENTRY_TYPE, readNotes(), writeNote(); versioned branch-local notes persisted through the host
README.md: Default user behavior and operational limits

[COVENANT]: Keep the member list aligned with implementation and parent navigation.