Removed versioneer in favor of setuptools-scm

[stefdoerr]

This builds on #206 to remove versioneer. For the real diff check just these commits 7aeb3b0 and ca1a322

[Copilot]

Pull request overview

This pull request removes the versioneer package in favor of setuptools-scm for version management, modernizing the Python packaging setup by completing the migration to pyproject.toml started in PR #206.

Changes:

• Removed versioneer vendored code (versioneer.py, propka/_version.py) and replaced with setuptools-scm integration
• Deleted setup.py and setup.cfg in favor of pyproject.toml for all packaging configuration
• Updated version detection in propka/init.py to use importlib.metadata
• Created LONG_DESCRIPTION.md to separate long description from pyproject.toml
• Updated MANIFEST.in to reflect new file structure

Reviewed changes

Copilot reviewed 9 out of 9 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
versioneer.py	Deleted 2277-line versioneer vendored code file
setup.py	Deleted legacy setup.py in favor of pyproject.toml
setup.cfg	Deleted legacy configuration file, migrated settings to pyproject.toml
propka/_version.py	Deleted versioneer-generated version file
.gitattributes	Removed versioneer git export-subst configuration
pyproject.toml	Added complete modern packaging configuration with setuptools-scm
propka/init.py	Updated version detection to use importlib.metadata
MANIFEST.in	Updated to reference new files and exclude old ones
LONG_DESCRIPTION.md	Created new file with package description for PyPI

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[stefdoerr]

I removed numpy as a dep since it's not used in propka. Not sure why it was here, if you think it should stay let me know

[stefdoerr]

ok this should be all. I fixed some deprecation warnings of setuptools with regards to the license classifiers which were used.

 * Building wheel...

/tmp/build-env-_ud7imn5/lib/python3.12/site-packages/setuptools/config/_apply_pyprojecttoml.py:82: SetuptoolsDeprecationWarning: `project.license` as a TOML table is deprecated 

and then

 setuptools.errors.InvalidConfigError: License classifiers have been superseded by license expressions (see https://peps.python.org/pep-0639/). Please remove:


License :: OSI Approved :: GNU Lesser General Public License v2 (LGPLv2)


ERROR Backend subprocess exited when trying to invoke get_requires_for_build_sdist 

[speleo3]

Looks good to me

[sobolevnrm]

Looks good to me as well -- do you want to merge?