tsconfig.json

{
    "compilerOptions": {
      "module": "ES2020",
      "target": "es6",
      "esModuleInterop": true,
      "declaration": true,
      "outDir": "./lib",
      "moduleResolution": "node",
      "skipLibCheck": true,
      "allowJs": true,
      "allowSyntheticDefaultImports": true
    },
    "include": ["./"],
    "exclude": ["node_modules"]
}