- Added `abogen-cli` command for better troubleshooting and error handling.
- Switched from setuptools to hatchling for packaging.
- Added classifiers to the package metadata.
- Fixed "No module named 'docopt'" and "setuptools.build_meta" import errors while using .bat installer in Windows, mentioned by @nigelp in https://github.com/denizsafak/abogen/issues/2 
- Improved code and documentation.