tsconfig.types.json

{
  "compilerOptions": {
    "rootDir": "./src",
    "baseUrl": "./src",
    "outDir": "./library/types",
    "target": "esnext",
    "module": "esnext",
    "moduleResolution": "node",
    // Setting the isolatedModules flag tells TypeScript to warn you if you write certain code that can’t be correctly
    // interpreted by a single-file transpilation process.
    // It does not change the behavior of your code, or otherwise change the behavior of TypeScript’s checking and
    // emitting process.
    "isolatedModules": true,
    "allowJs": true,
    // if it was "react" then React needed to be in the scope
    // @see [react-jsx](https://github.com/microsoft/TypeScript/pull/39199)
    "jsx": "react-jsx",
    "declaration": true,
    // Generates a source map for .d.ts files which map back to the original .ts source file.
    // This will allow editors such as VS Code to go to the original .ts file when using features like Go to Definition.
    "declarationMap": true,
    "emitDeclarationOnly": true,
    "allowSyntheticDefaultImports": true,
    "skipLibCheck": true,
    "esModuleInterop": true,
    "strict": true,
    "forceConsistentCasingInFileNames": true,
    "resolveJsonModule": true
  },
  "include": ["src"],
  "exclude": ["src/demo.tsx", "src/App.tsx"]
}