tsconfig.json

{
  "compilerOptions": {
    "experimentalDecorators": true,
    "target": "es6",
    "module": "commonjs",
    "lib": [
      "es2016",
      "es2017",
      "dom"
    ],
    "declaration": true,
    "outDir": "./dist",
    "strict": true,
    "esModuleInterop": true,
    "baseUrl": ".",
    "paths": {
      "src/*": [
        "./src/*"
      ]
    }
  },
  "include": [
    "src/**/*"
  ],
  "exclude": [
    "node_modules",
    "build"
  ]
}