What's Changed

• Drop support for Python 3.7/3.8
• Add support for Python 3.13
• Refactoring
• Update copyright years
• Bump sigstore/gh-action-sigstore-python from 2.1.1 to 3.0.0 in the actions-dependencies group by @dependabot in #4

Full Changelog: v0.5.0...v0.5.1