Download patch
ref: 6aca60b66493c3f6b6739c5ca4b2b3e3ba8174c9 parent: f0ee74025e2758515028bd91b4ffbcf4110688b4 author: Lennart Augustsson <lennart@augustsson.net> date: Tue Sep 24 20:38:20 EDT 2024
Add Data.Functor.Congtravariant