Among the 4 debian patches available in version 2.18-1 of the package, we noticed the following issues:
commit 3f9a2e1a42190ecf6dfab49b8da3fad637fea3e4
Author: Hilmar Preusse <hille42@web.de>
Date: Thu Apr 13 23:32:36 2023 +0200
Run luatex twice when building the documentation (Closes: #1034383).
commit d4a0d1df6af7d624ee4e39416a6d23e656c92034
Author: Hilmar Preusse <hille42@web.de>
Date: Mon Mar 6 08:42:18 2023 +0100
New upstream release, NOT finalized yet, see "Breaks" statement:
commit 8530f89c651f767aa462c224352e6a5fc5c3d724
Merge: fa959457 b6b95825
Author: Hilmar Preusse <hille42@web.de>
Date: Mon Mar 6 07:42:58 2023 +0100
Update upstream source from tag 'upstream/2.19'
Update to upstream version '2.19'
with Debian dir 8d382ef61ed73d57f97bfd20e7edda0596e6c21c
commit b6b95825794eb5f0db12eaea471b69b11457652d
Author: Hilmar Preusse <hille42@web.de>
Date: Mon Mar 6 07:42:50 2023 +0100
New upstream version 2.19