tsconfig.json

{
  "compilerOptions": {
    "lib": ["es2021"],
    "target": "es2021",
    "jsx": "react-jsx" /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */,
    "outDir": "./dist",
    "esModuleInterop": true,
    "declarationMap": true,
    "declaration": true,
    "module": "commonjs",
    "moduleResolution": "node",
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "noImplicitReturns": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    "noImplicitThis": true,
    "allowJs": true,
    "skipLibCheck": true,
    "downlevelIteration": true, // to use ES5 specific tooling
    "inlineSourceMap": true /* Emit a single file with source maps instead of having a separate file. */
  },
  "include": ["src"],
  "exclude": [
    "dist",
    "build",
    "src/**/__tests__",
    "src/**/__mocks__",
    "src/**/__fixtures__",
    "node_modules",
    ".eslintrc.js"
  ]
}