The WNPP database contains an ITP (Intent To Package) entry for
this package. This is probably an error, as it has already been
packaged.
Please see bug number
#1059665 for more information.
The package has a debian/watch file, but the last attempt
to use it for checking for newer upstream versions failed with
an error:
In debian/watch no matching files for watch line https://gitlab.com/larswirzenius/pandoc-filter-diagram/-/tags .*?(?:[-_]?[Vv]?(\d[\-+\.:\~\da-zA-Z]*))(?i)(?:\.(?:tar\.xz|tar\.bz2|tar\.gz|tar\.zstd?|zip|tgz|tbz|txz))