message: Add danmaku interface
diff: @@ -51,6 +51,7 @@ class BangumiBatch
  fragments,
  title: `${page.number} - ${page.title}`,
  totalSize: fragments.map(it => it.size).reduce((acc, it) => acc + it),
  + cid: page.cid,
  });
  }
  return JSON.stringify(result);
  