Install dh-haskell by entering the following commands in the terminal:
sudo apt update sudo apt install dh-haskell
Description:
debhelper add-on for packaging software written in Haskell
dh-haskell provides buildsystem module named 'haskell'. The haskell debhelper buildsystem is designed to make packaging programs written in Haskell very simple.
Homepage: https://anonscm.debian.org/cgit/pkg-haskell/dh-haskell.git
Version: 0.3.1
Section: universe/devel