Merge pull request #14 from cognitedata/release/0.1.0

Release 0.1.0 - PyPI Publishing

Add PyPI publishing workflow aligned with cognite-databricks.

## Bump

- [ ] Patch
- [x] Minor
- [ ] Skip

## Changelog
### Added

- PyPI publishing via GitHub Actions (release workflow)
- dev.py CLI for version bump and changelog from merge commit
- cognite_data_quality/_version.py for version tracking
- CD environment support with PYPI_API_TOKEN

### Changed

- release.md: Added PyPI publishing documentation
- pyproject.toml: Added dev dependencies (typer, marko, packaging, twine)
