- Moved React.startTransition behind an opt‑in future flag, disabling it by default
- Added a new future.v7.startTransition flag with migration guidance to avoid render‑phase promise creation
- Fixed a webpack/terser production minification bug impacting startTransition
v6.13.0
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Patch release v6.30.6 for React Router.
Release v7.18.2 is now available.