tsconfig.json

{
    "compilerOptions": {
        "target": "ES6",
        "module": "ES6",
        "moduleResolution": "node",
        "outDir": "./build",
        "rootDir": "./src",
        "sourceMap": true,
        "skipLibCheck": true,
        "inlineSources": false,
        "declaration": true,
        "declarationDir": ".",
        "allowUnreachableCode": false,
        "allowUnusedLabels": false,
        "emitDecoratorMetadata": true,
        "experimentalDecorators": true,
        "allowSyntheticDefaultImports": true,
        "removeComments": true,
        "alwaysStrict": true,
        "noImplicitUseStrict": false,
        "strictBindCallApply": true,
        "strictFunctionTypes": true,
        "strictPropertyInitialization": false,
        "strictNullChecks": false,
        "forceConsistentCasingInFileNames": true,
        "checkJs": false,
        "allowJs": false,
        "esModuleInterop": true,
        "importHelpers": false,
        "noImplicitAny": false
    },
    "include": ["src/**/*"],
    "exclude": ["node_modules/**/*"]
  }