v0.3.0

What's Changed

• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #71
• Bump codecov/codecov-action from 3 to 4 by @dependabot in #72
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #73
• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #75
• drop 39 by @nabobalis in #74
• changelog for 0.3.0 by @nabobalis in #78

Full Changelog: v0.2.4...v0.3.0