changelog-manager

# Changelog Manager

## Quick Start

Create or update a changelog:

```bash
# Review recent commits
git log --oneline --since="2024-01-01"

# Check current version
cat package.json | grep version
```

## Instructions

### Step 1: Review Changes

Gather changes since last release:

```bash
# Get commits since last tag
git log $(git describe --tags --abbrev=0)..HEAD --oneline

# Or since specific date
git log --since="2024-01-01" --pretty=format:"%s"
```

### Step 2: Categorize Changes

Group by type following Keep a Changelog:

| Category | Description | Examples |
|----------|-------------|----------|
| Added | New features | New API endpoint, new command |
| Changed | Changes to existing | Updated algorithm, changed default |
| Deprecated | Soon-to-be removed | Old API marked deprecated |
| Removed | Removed features | Deleted unused function |
| Fixed | Bug fixes | Fixed crash, corrected calculation |
| Security | Security fixes | Patched vulnerability |

### Step 3: Format Entry

Follow Keep a Changelog format:

```markdown
## [Version] - YYYY-MM-DD

### Added
- New feature description
- Another new feature

### Changed
- Modified behavior description

### Fixed
- Bug fix description
```

### Step 4: Update CHANGELOG.md

Add new entry at the top (after "Unreleased"):

```markdown
# 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/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [Unreleased]

## [2.1.0] - 2024-01-15

### Added
- User authentication with JWT tokens
- Rate limiting for API endpoints

### Changed
- Updated database schema for better performance
- Improved error messages

### Fixed
- Fixed memory leak in background worker
- Corrected timezone handling in reports

## [2.0.0] - 2023-12-01

### Added
- Complete API rewrite
- GraphQL support

### Changed
- **BREAKING**: New authentication system

### R