v0.4.0

What's Changed

• build(deps): bump codecov/codecov-action from 4.5.0 to 4.6.0 in the actions group by @dependabot in #26
• Update README.md by @nstarman in #27
• chore: update pre-commit hooks by @pre-commit-ci in #28
• build(deps): bump codecov/codecov-action from 4.6.0 to 5.0.2 in the actions group by @dependabot in #29
• refactor: general small cleanup by @nstarman in #30
• refactor: use walled garden by @nstarman in #31
• feat: add flags by @nstarman in #32

Full Changelog: v0.3.1...v0.4.0