* ✨ Add support for OpenAPI 3.1.0. PR [#9770](https://github.com/tiangolo/fastapi/pull/9770) by [@tiangolo](https://github.com/tiangolo).
* 🔨 Enable linenums in MkDocs Material during local live development to simplify highlighting code. PR [#9769](https://github.com/tiangolo/fastapi/pull/9769) by [@tiangolo](https://github.com/tiangolo).
* ✨ Add support for `deque` objects and children in `jsonable_encoder`. PR [#9433](https://github.com/tiangolo/fastapi/pull/9433) by [@cranium](https://github.com/cranium).
* ⬆ Update httpx requirement from <0.24.0,>=0.23.0 to >=0.23.0,<0.25.0.PR [#9724](https://github.com/tiangolo/fastapi/pull/9724) by[@dependabot[bot]](https://github.com/apps/dependabot).