[GeoGeekLab]

Summary

• freeze report schema 1.0.0 and config schema 1
• make package version single-source through Hatch
• document every released diagnostic rule
• enforce four-state rule contract coverage
• add metamorphic correction tests and a clean corpus
• validate packaged schemas from the installed wheel
• build and check sdist/wheel in CI
• add tag-driven GitHub Release workflow
• add changelog and release documentation
• add typed-package marker and PyPI metadata

Release policy

This PR does not publish to PyPI. The release workflow creates GitHub release artifacts only; registry publication remains disabled until trusted publishing is configured.

The package version remains 0.1.0.dev0 until all release gates pass.