React 19 is officially stable. What changes it brings? Let's take a look at the most interesting ones.

List of all changes:
github.com/facebook/react/blob/main/CHANGELOG.md

Timestamps:
00:00 - Introduction
00:22 - React Compiler (not added)
00:42 - Form Actions
01:05 - Server Functions
01:32 - useFormStatus
01:50 - useActionState
03:14 - useOptimistic
04:15 - use API
04:42 - Context Provider
04:46 - Goodbye forwardRef
04:53 - ref Cleanup
05:00 - Metadata Tags Support
05:10 - The End.

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