@jverneaut/html-to-gutenberg/src/processors/root/RootAttributes/DataParent.js

Create custom Gutenberg blocks from the HTML templates you already have.

import RootAttributeExtractor from "./RootAttributeExtractor.js";

export default class DataParent extends RootAttributeExtractor {
  static attributeName = "dataParent";
  static blockDataName = "parent";

  transformAttributeValue(attributeValue) {
    return attributeValue.split(" ").filter((str) => str.trim() !== "");
  }
}