tsconfig.base.json

{
  "compilerOptions": {
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "pretty": true,
    "allowUnreachableCode": false,
    "allowUnusedLabels": false,
    "noUnusedParameters": true,
    "noUnusedLocals": true,
    "noImplicitReturns": true,
    "noImplicitUseStrict": false,
    "noFallthroughCasesInSwitch": true,
    "moduleResolution": "node"
  }
}