[Suggestion]: Feature React 19.3 codemods across docs, blog, and changelog #8661

Summary

Let's feature the React 19.3 recipe and individual codemods in the relevant docs so users and agents can easily discover and adopt them when needed.

Page

https://react.dev/blog/2026/09/09/react-19-3
https://github.com/react/react/blob/main/CHANGELOG.md

Details

This repo contains the source for the official react 19 codemods, as well as the newly created 19.3 recipe:
https://github.com/codemod/react-codemod/tree/main/codemods/react-19-3-migration-recipe

users can simply run:
npx codemod react-19-3-migration-recipe

Or run the codemods in the recipe individually:

npx codemod react-19-3-unprefix-stable-apis
npx codemod react-19-3-use-browser
npx codemod react-19-remove-context-provider
npx codemod react-19-3-fragment-ref-wrappers