Release v3.0.0

What's Changed

• Modernize packaging by @mshriver in #28
• Rework regenerate-client.sh for OpenapiGen v7 by @mshriver in #30
• Bump pypa/gh-action-pypi-publish from 1.12.4 to 1.13.0 in /.github/workflows by @dependabot[bot] in #29
• Run v7 generator by @mshriver in #31

New Contributors

• @mshriver made their first contribution in #28
• @dependabot[bot] made their first contribution in #29

Full Changelog: v2.3.0...v3.0.0