Features
* ✨ Make `typer.run()` not add completion scripts by default, it only makes sense in installed apps. PR [488](https://github.com/tiangolo/typer/pull/488) by [tiangolo](https://github.com/tiangolo).
* ✨ Add support for Python 3.11, tests in CI and official marker. PR [487](https://github.com/tiangolo/typer/pull/487) by [tiangolo](https://github.com/tiangolo).
Docs
* 📝 Add note about how subcommands with function names using underscores are converted to dashes. PR [403](https://github.com/tiangolo/typer/pull/403) by [targhs](https://github.com/targhs).
* ✏ Fix link in docs to `datetime.strptime()`. PR [464](https://github.com/tiangolo/typer/pull/464) by [Kobu](https://github.com/Kobu).
* ✏ Update `first-steps.md`, clarify distinction between parameter and argument. PR [176](https://github.com/tiangolo/typer/pull/176) by [mccarthysean](https://github.com/mccarthysean).
Internal
* ✅ Add extra tests just for coverage because monkeypatching with strange imports confuses coverage. PR [490](https://github.com/tiangolo/typer/pull/490) by [tiangolo](https://github.com/tiangolo).
* 📝 Add docs for deprecating commands (tiangolo/typer419)
* 🔧 Tweak pytest coverage. PR [485](https://github.com/tiangolo/typer/pull/485) by [tiangolo](https://github.com/tiangolo).
* ➕ Bring back pytest-cov because coverage can't detect pytest-xdist. PR [484](https://github.com/tiangolo/typer/pull/484) by [tiangolo](https://github.com/tiangolo).
* ⬆ [pre-commit.ci] pre-commit autoupdate. PR [411](https://github.com/tiangolo/typer/pull/411) by [pre-commit-ci[bot]](https://github.com/apps/pre-commit-ci).
* ⬆ Bump nwtgck/actions-netlify from 1.1.5 to 1.2.4. PR [479](https://github.com/tiangolo/typer/pull/479) by [dependabot[bot]](https://github.com/apps/dependabot).
* ⬆ Bump tiangolo/issue-manager from 0.2.0 to 0.4.0. PR [481](https://github.com/tiangolo/typer/pull/481) by [dependabot[bot]](https://github.com/apps/dependabot).
* 👷 Move from pytest-cov to coverage and Codecov to Smokeshow. PR [483](https://github.com/tiangolo/typer/pull/483) by [tiangolo](https://github.com/tiangolo).
* ➕ Add extra Material for MkDocs deps for docs. PR [482](https://github.com/tiangolo/typer/pull/482) by [tiangolo](https://github.com/tiangolo).
* 🔧 Update Dependabot config. PR [476](https://github.com/tiangolo/typer/pull/476) by [tiangolo](https://github.com/tiangolo).