Refactors
* ⬆️ Upgrade compatibility with Pydantic v2.4, new renamed functions and JSON Schema input/output models with default values. PR [10344](https://github.com/tiangolo/fastapi/pull/10344) by [tiangolo](https://github.com/tiangolo).
Translations
* 🌐 Add Ukrainian translation for `docs/uk/docs/tutorial/extra-data-types.md`. PR [10132](https://github.com/tiangolo/fastapi/pull/10132) by [ArtemKhymenko](https://github.com/ArtemKhymenko).
* 🌐 Fix typos in French translations for `docs/fr/docs/advanced/path-operation-advanced-configuration.md`, `docs/fr/docs/alternatives.md`, `docs/fr/docs/async.md`, `docs/fr/docs/features.md`, `docs/fr/docs/help-fastapi.md`, `docs/fr/docs/index.md`, `docs/fr/docs/python-types.md`, `docs/fr/docs/tutorial/body.md`, `docs/fr/docs/tutorial/first-steps.md`, `docs/fr/docs/tutorial/query-params.md`. PR [10154](https://github.com/tiangolo/fastapi/pull/10154) by [s-rigaud](https://github.com/s-rigaud).
* 🌐 Add Chinese translation for `docs/zh/docs/async.md`. PR [5591](https://github.com/tiangolo/fastapi/pull/5591) by [mkdir700](https://github.com/mkdir700).
* 🌐 Update Chinese translation for `docs/tutorial/security/simple-oauth2.md`. PR [3844](https://github.com/tiangolo/fastapi/pull/3844) by [jaystone776](https://github.com/jaystone776).
* 🌐 Add Korean translation for `docs/ko/docs/deployment/cloud.md`. PR [10191](https://github.com/tiangolo/fastapi/pull/10191) by [Sion99](https://github.com/Sion99).
* 🌐 Add Japanese translation for `docs/ja/docs/deployment/https.md`. PR [10298](https://github.com/tiangolo/fastapi/pull/10298) by [tamtam-fitness](https://github.com/tamtam-fitness).
* 🌐 Fix typo in Russian translation for `docs/ru/docs/tutorial/body-fields.md`. PR [10224](https://github.com/tiangolo/fastapi/pull/10224) by [AlertRED](https://github.com/AlertRED).
* 🌐 Add Polish translation for `docs/pl/docs/help-fastapi.md`. PR [10121](https://github.com/tiangolo/fastapi/pull/10121) by [romabozhanovgithub](https://github.com/romabozhanovgithub).
* 🌐 Add Russian translation for `docs/ru/docs/tutorial/header-params.md`. PR [10226](https://github.com/tiangolo/fastapi/pull/10226) by [AlertRED](https://github.com/AlertRED).
* 🌐 Add Chinese translation for `docs/zh/docs/deployment/versions.md`. PR [10276](https://github.com/tiangolo/fastapi/pull/10276) by [xzmeng](https://github.com/xzmeng).
Internal
* 🔧 Update sponsors, remove Flint. PR [10349](https://github.com/tiangolo/fastapi/pull/10349) by [tiangolo](https://github.com/tiangolo).
* 🔧 Rename label "awaiting review" to "awaiting-review" to simplify search queries. PR [10343](https://github.com/tiangolo/fastapi/pull/10343) by [tiangolo](https://github.com/tiangolo).
* 🔧 Update sponsors, enable Svix (revert 10228). PR [10253](https://github.com/tiangolo/fastapi/pull/10253) by [tiangolo](https://github.com/tiangolo).
* 🔧 Update sponsors, remove Svix. PR [10228](https://github.com/tiangolo/fastapi/pull/10228) by [tiangolo](https://github.com/tiangolo).
* 🔧 Update sponsors, add Bump.sh. PR [10227](https://github.com/tiangolo/fastapi/pull/10227) by [tiangolo](https://github.com/tiangolo).