A TypeScript config

tsconfig.json

{
  "compilerOptions": {
    "outDir": "dist/app",
    "target": "ES6",
    "noEmitOnError": true,
    "module": "NodeNext",
    "moduleResolution": "NodeNext",
    "removeComments": true,
    "strictNullChecks": true,
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true
  },
  "include": ["app/**/*.ts"]
}