v3.0.1

What's Changed

• pyproject.toml: add readme by @iMichka in #254
• ci: the main branch is called master by @iMichka in #255
• readme: remove codecov by @iMichka in #256
• ci: build releases in pypi by @iMichka in #257
• ci: publish to pypi and sign packages by @iMichka in #258
• bump to version 3.0.1 by @iMichka in #259

Full Changelog: v3.0.0...v3.0.1