tsconfig.json

{
  "compilerOptions": {
    "target": "es2018",                                /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', 'ES2021', or 'ESNEXT'. */
    "module": "ESNEXT",                           /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'. */
    "lib": ["es2017"],                                    /* Specify library files to be included in the compilation. */
    "declaration": true,                         /* Generates corresponding '.d.ts' file. */
    "declarationDir": "dts",
    "outDir": "out-tsc",                              /* Redirect output structure to the directory. */
    "strict": true,                                 /* Enable all strict type-checking options. */
    "moduleResolution": "node",                  /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */
    "baseUrl": "./src",                             /* Base directory to resolve non-absolute module names. */
    "esModuleInterop": false,                        /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */

    "skipLibCheck": true,                           /* Skip type checking of declaration files. */
    "forceConsistentCasingInFileNames": true        /* Disallow inconsistently-cased references to the same file. */
  },
  "include": ["./src/*.ts"]
}