Hello, does someone migrated correctly to React@19 ?
Followed the migration guide (

And resulting in this message at the end on "next build" and "next dev"

 ▲ Next.js 14.2.3
  - Environments: .env.production, .env
  - Experiments (use with caution):
    · turbo

   Creating an optimized production build ...
 ✓ Compiled successfully
   Linting and checking validity of types  .It looks like you're trying to use TypeScript but do not have the required package(s) installed.
Installing dependencies

If you are not trying to use TypeScript, please remove the tsconfig.json file from your package root (and any TypeScript files in your pages directory).

In the package.json

{
  "dependencies": {
    "@types/react": "npm:types-react@beta",
    "@types/react-dom": "npm:types-react-dom@beta"
  },
  "overrides": {
    "@types/react": "npm:types-react@beta",
    "@types/react-dom": "npm:types-react-dom@beta"
  }
}