tsconfig.json

{
  "compilerOptions": {
    "alwaysStrict": true, /* Ensure 'use strict' is always emitted. */
    "target": "ES2021", /* Specify ECMAScript target version. */
    "module": "commonjs", /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */
    "outDir": "./lib", /* Redirect output structure to the directory. */
    "rootDir": "./src", /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
    "strict": true, /* Enable all strict type-checking options. */
    "noImplicitAny": true, /* Raise error on expressions and declarations with an implied 'any' type. */
    "esModuleInterop": true /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
  },
  "exclude": [
    "node_modules",
    "**/*.test.ts",
  ]
}