generator-begcode/dist/generators/app/cleanup.js

Spring Boot + Angular/React/Vue in one handy generator

import { asWritingTask } from '../base-application/support/index.js';
export default asWritingTask(function cleanupOldFilesTask() {
    if (this.isJhipsterVersionLessThan('6.1.0')) {
        this.config.delete('blueprint');
        this.config.delete('blueprintVersion');
    }
});