tsconfig.build.json

{
  "exclude": [
      "node_modules",
      "build"
  ],
  "compilerOptions": {
    "target": "es6",
    "module": "commonjs",
    "moduleResolution": "node",

    "composite": true,

    "allowJs": true,
    "esModuleInterop": true,
    "allowSyntheticDefaultImports": true,

    "sourceMap": true,

    "declaration": true,
    "declarationMap": true, 

    "experimentalDecorators": true,
    "emitDecoratorMetadata": true,

    "strictPropertyInitialization": false,
    "useUnknownInCatchVariables": false,
    "resolveJsonModule": true,

    "noImplicitAny": false,
    "noImplicitOverride": true,
    "noUnusedLocals": false,
    "noUnusedParameters": false,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "strictNullChecks": true,
    "strictFunctionTypes": true,
    
    "strict": true,
    "importHelpers": true,
    "skipLibCheck": true,    

    "types": [
      "node",
    ],

    "lib": [
      "esnext",
    ]
  }
}