Fixes
* 🐛 Fix import of `get_terminal_size` for Click 8.1.0 support and upgrade Black to fix CI. PR [380](https://github.com/tiangolo/typer/pull/380) by [tiangolo](https://github.com/tiangolo) based on original PR [#375](https://github.com/tiangolo/typer/pull/375) by [madkinsz](https://github.com/madkinsz).
Internal
* 📝 Add Jina's QA Bot to the docs to help people that want to ask quick questions. PR [368](https://github.com/tiangolo/typer/pull/368) by [tiangolo](https://github.com/tiangolo).
* 💚 Only test on push when on master, avoid duplicate CI runs from PRs. PR [358](https://github.com/tiangolo/typer/pull/358) by [tiangolo](https://github.com/tiangolo).
* ✨ Add support for previewing docs in PRs from forks and enable MkDocs Insiders. PR [357](https://github.com/tiangolo/typer/pull/357) by [tiangolo](https://github.com/tiangolo).
* ⬆️ Upgrade MkDocs Material, MDX-Include, and MkDocs structure. PR [356](https://github.com/tiangolo/typer/pull/356) by [tiangolo](https://github.com/tiangolo).
* 👷 Update publish GitHub action. PR [325](https://github.com/tiangolo/typer/pull/325) by [tiangolo](https://github.com/tiangolo).