| name | changelog |
| description | Generate CHANGELOG.md from git history. Use when user says "update changelog", "generate changelog", or "what's changed in this project". |
Changelog Generator
Generate or update CHANGELOG.md following the Keep a Changelog format.
Workflow
- Check if CHANGELOG.md exists
- Run
git log or git tag to get version history
- Categorize commits by type
- Generate/update CHANGELOG.md
Format (Keep a Changelog)
# Changelog
All notable changes to this project will be documented in this file.
The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
## [Unreleased]
### Added
- New feature X (#123)
### Changed
- Updated Y to use Z
### Deprecated
- Old API endpoint `/v1/foo`
### Removed
- Legacy auth module
### Fixed
- Bug where X caused Y (#456)
### Security
- Patched vulnerability in Z
## [1.0.0] - 2025-01-01
### Added
- Initial release
Rules
- Use Keep a Changelog format (linked above)
- Group by: Added, Changed, Deprecated, Removed, Fixed, Security
- Reference issue/PR numbers when available
- Use ISO dates: YYYY-MM-DD
- Latest version first
- If updating existing changelog, only add new entries under [Unreleased]
- Don't duplicate content already in release notes
