# Doc Changelog

> CHANGELOG maintenance following Keep a Changelog. Trigger when the user wants to document changes or prepare a release.

- Skill: `christopherlouet/doc-changelog` (Agent Skill)
- Install (CLI): `npx skillmds@latest add christopherlouet/doc-changelog`
- Raw SKILL.md: https://api.skillmd.com/api/skills/christopherlouet/doc-changelog/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: christopherlouet (https://skillmd.com/u/christopherlouet)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/christopherlouet/doc-changelog

---


# Changelog Maintenance

## Keep a Changelog Format

```markdown
# Changelog

All notable changes will be documented here.

## [Unreleased]

### Added
- New feature

### Changed
- Modified behavior

### Fixed
- Bug fix

## [1.2.0] - 2024-01-15

### Added
- User authentication (#123)

### Fixed
- Login timeout (#127)

[Unreleased]: https://github.com/user/repo/compare/v1.2.0...HEAD
[1.2.0]: https://github.com/user/repo/releases/tag/v1.2.0
```

## Categories

| Category | Description |
|----------|-------------|
| Added | New features |
| Changed | Changes in existing functionality |
| Deprecated | Soon-to-be removed features |
| Removed | Removed features |
| Fixed | Bug fixes |
| Security | Security fixes |

## Best practices

- One entry per significant change
- Links to issues/PRs
- ISO date format (YYYY-MM-DD)
- [Unreleased] always up to date
- Write for users