Generate a changelog from the following git commit history. Group changes by type and format in markdown.

## Conventional Commit Types to recognize:
- **feat**: New features
- **fix**: Bug fixes
- **docs**: Documentation
- **style**: Formatting
- **refactor**: Code refactoring
- **perf**: Performance improvements
- **test**: Tests
- **build**: Build system
- **ci**: CI/CD
- **chore**: Maintenance

## Output Format:
# Changelog

## [Unreleased]

## [Version] - YYYY-MM-DD

### Features
- feat(scope): description

### Bug Fixes
- fix(scope): description

### Other Changes
- chore(scope): description

## Notes:
- Use semantic version-like version headers
- List changes in reverse chronological order
- Use proper markdown formatting
- Include commit types where clear
- Omit trivial commits (merge commits, version bumps)