// for brevity
  let target = conf.build.env

  // check for common root object
  if (api.prompts.common_root_object && api.prompts.common_root_object !== 'none') {
    let rootObject = api.prompts.common_root_object

    if (!target[rootObject]) {
      target[rootObject] = {}
      target = target[rootObject]
    }
  }