trunk
Migrate `packages/` to React 19 (forward-compatible) (#111965)
Bump React 19 compatible package releases (#111875)
Revert "ExPlat: Update UseExperiment README (#88433)" (#89018)
ExPlat: Add React-interface useExperiment (#50331)
Revert "Revert "chore: Clean up and standardise tsconfig (#53944)" (#53977)" (#54309)
chore: Extract Typescript config form calypso-build to its own package (#56821)