4cdbc825ce
- Add extract_series_async() for series collection metadata - Add extract_readlist_async() for article list metadata - Add extract_favlist_async() for favorite list metadata - Add CLI support for new types: series, readlist, favlist - Update bilibili_metadata.py with new extraction functions - Add --mid parameter for series type Note: These types record basic info and subscription status only, not the full content list (which may be large).