Items which should be given to the filter program, one link per line. This list is provided to the program in the *items* variable.
Hint: Just copy the link to the media item, it should contain a id in the query part of the URL's fragment.
Example: https://jellyfin.example.com/web/#/details?id=9f63ee779963588ed2ad94d37d6abe4e&serverId=dc0683d7a413473eb8246d21eaea2f99
A program which should return t or nil to include or exclude the provided item.
The output of the program.
The final expression the program has been reduced to.