tsconfig.json

{
    "compilerOptions": {
      "target": "es6",
      "module": "commonjs",
      "declaration": true,
      "outDir": "./lib",
      "allowJs": false,
      "checkJs": false,
      "skipLibCheck": true,
      "strict": true,
      "forceConsistentCasingInFileNames": true,
      "incremental": true,
      "esModuleInterop": true,
      "moduleResolution": "node",
      "isolatedModules": true,
      "allowUnreachableCode": false,
      "strictNullChecks": true,
      "exactOptionalPropertyTypes": true,
      "noImplicitOverride": true,
      "noImplicitReturns": true,
      "noImplicitThis": true,
      "noPropertyAccessFromIndexSignature": true,
      "noUncheckedIndexedAccess": true,
      "noUnusedLocals": true,
      "noUnusedParameters": true,
      "removeComments": true,
      "sourceMap": false,
      "typeRoots": ["./node_modules/@types"],
    },
    "include": ["src"],
    "exclude": ["node_modules"]
  }