tsconfig.json

{
  "exclude": [
    "node_modules",
    "dist",
    "**/__tests__/*"
  ],
  "include": [
    "src"
  ],
  "compilerOptions": {
    "target": "ES2020",                       /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'. */
    "module": "commonjs",                     /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'. */
    "declaration": true,                      /* Generates corresponding '.d.ts' file. */
    "outDir": "./dist",                       /* Redirect output structure to the directory. */
    "strict": true,                           /* Enable all strict type-checking options. */
    "baseUrl": "./src",                       /* Base directory to resolve non-absolute module names. */
    "esModuleInterop": true,                  /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
    "forceConsistentCasingInFileNames": true  /* Disallow inconsistently-cased references to the same file. */
  }
}