text: const Transformer = require("@parcel/plugin").Transformer;
  const path = require("path");
  
  module.exports = new Transformer({
    async transform({ asset, options }) {
      let file = path.join(path.dirname(asset.filePath), "included.txt");
      asset.invalidateOnFileChange(file);
      let content = await options.inputFS.readFile(file, "utf8");
      asset.setCode(content);
      return [asset];
    }
  });
  