# Implementation: Changelog and Release Notes Process

## Summary

Created a root-level CHANGELOG.md and codified the changelog update process in `.rules.md`.

## Changes Made

### `CHANGELOG.md`
Created at `~/.automaton/CHANGELOG.md` with:
- `[unreleased]` header
- `### Added` and `### Changed` sections
- Entries for all completed tasks (additive-extension-model, framework-self-enforcement, changelog, framework-audit)

### `.rules.md`
Added "Changelog" section:
- When a task reaches Resolution (VERDICT.md written), append an entry to CHANGELOG.md
- Format: `- description (#task-name)` under the appropriate section

## Files Created
- `CHANGELOG.md` — root-level changelog

## Files Modified
- `.rules.md` — added changelog rules