tsconfig.json

{
  "compilerOptions": {
    "outDir": "./dist/",
    "sourceMap": true,
    "strict": true,
    "noImplicitReturns": true,
    "noImplicitAny": true,
    "module": "es6",
    "moduleResolution": "node",
    "target": "es6",
    "allowJs": true,
    "allowSyntheticDefaultImports": true
  },
  "include": ["src/**/*"],
  "exclude": ["node_modules"],
  "esModuleInterop": true,
  "allowSyntheticDefaultImports": true
}