tsconfig.json

{
  "compilerOptions": {
    /* Language and Environment */
    "target": "es2016" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,

    /* Modules */
    "module": "commonjs" /* Specify what module code is generated. */,
    "sourceMap": true,
    "outDir": "./dist/",

    /* Emit */
    "declaration": true /* Generate .d.ts files from TypeScript and JavaScript files in your project. */,

    /* Interop Constraints */
    "esModuleInterop": true /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables `allowSyntheticDefaultImports` for type compatibility. */,
    "allowSyntheticDefaultImports": true,
    "forceConsistentCasingInFileNames": true /* Ensure that casing is correct in imports. */,

    /* Type Checking */
    "strict": true /* Enable all strict type-checking options. */
  },
  "include": ["src"],
  "exclude": ["node_modules", "dist"]
}