v19.0.0
Upgrade prettier (#26081)
Simplify Jest config a little bit (#11242)
Remove Reconciler fork (1/2) (#25774)
[Codemod] Update copyright header to Meta (#25315)
Track Stack of JSX Calls (#29032)
Support Flow `as` expressions in ESLint rules (#27590)
Set the current fiber to the source of the error during error reporting (#29044)