{
  "context": "This criteria evaluates the engineer's ability to use the @angular-devkit/build-ng-packagr package to execute ng-packagr builds within the Angular Architect system, focusing on proper usage of the execute/executeNgPackagrBuilder function, options structure, and Observable-to-Promise conversion.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "Execute function usage",
      "description": "Uses the execute function (or executeNgPackagrBuilder) from @angular-devkit/build-ng-packagr to initiate the build process",
      "max_score": 25
    },
    {
      "name": "NgPackagrBuilderOptions structure",
      "description": "Correctly constructs NgPackagrBuilderOptions object with required 'project' property and optional 'tsConfig' property using the provided parameters",
      "max_score": 20
    },
    {
      "name": "BuilderContext integration",
      "description": "Properly passes the BuilderContext parameter to the execute function as the second argument",
      "max_score": 15
    },
    {
      "name": "Observable handling",
      "description": "Correctly handles the Observable<BuilderOutput> return type from the execute function, converting it to a Promise using RxJS operators like toPromise(), lastValueFrom(), or firstValueFrom()",
      "max_score": 20
    },
    {
      "name": "BuilderOutput mapping",
      "description": "Extracts the 'success' and 'error' properties from BuilderOutput and maps them to the required BuildStatusResult structure",
      "max_score": 15
    },
    {
      "name": "Error handling",
      "description": "Uses RxJS catchError operator or try-catch with async/await to handle build failures gracefully and return appropriate error information without throwing exceptions",
      "max_score": 5
    }
  ]
}