tsconfig.json

{
  "compilerOptions": {
    "target": "ES2020",
    /**
     * Specify module code generation: 'none', 'commonjs', 'amd', 'system',
     * 'umd', 'es2015', 'es2020', or 'ESNext'.
     */
    "module": "commonjs",
    /**
     * Generates corresponding '.d.ts' file.
     */
    "declaration": true,
    /**
     * Redirect output structure to the directory.
     */
    "outDir": "lib",
    /**
     * Do not emit comments to output.
     */
    "removeComments": true,
    /** Enable all strict type-checking options. */
    "strict": true,
    /**
     * Enables emit interoperability between CommonJS and ES Modules
     * via creation of namespace objects for all imports.
     * Implies 'allowSyntheticDefaultImports'.
     */
    "esModuleInterop": true,
    /**
     * Disallow inconsistently-cased references to the same file.
     */
    "forceConsistentCasingInFileNames": true,
    /**
     * Allow json modules.
     */
    "resolveJsonModule": true
  },
  /**
   * The files to not type check.
   */
  "exclude": ["node_modules", "build", "lib"]
}