* ✏ Fix typos in Deployment Guide. PR [#3975](https://github.com/tiangolo/fastapi/pull/3975) by [@ghandic](https://github.com/ghandic).
* 📝 Update docs with pip install calls when using extras with brackets, use quotes for compatibility with Zsh. PR [#3131](https://github.com/tiangolo/fastapi/pull/3131) by [@tomwei7](https://github.com/tomwei7).
* 📝 Add external link to article: Deploying ML Models as API Using FastAPI and Heroku. PR [#3904](https://github.com/tiangolo/fastapi/pull/3904) by [@kaustubhgupta](https://github.com/kaustubhgupta).
* ✏ Fix typo in file paths in `docs/en/docs/contributing.md`. PR [#3752](https://github.com/tiangolo/fastapi/pull/3752) by [@NinaHwang](https://github.com/NinaHwang).