Install libghc-cgi-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-cgi-doc
Description:
Haskell CGI library for GHC; documentation
This library is for writing CGI programs. . This package provides the documentation for a library for the Haskell programming language. See http://www.haskell.org/ for more information on Haskell.
Homepage: https://github.com/cheecheeo/haskell-cgi
Version: 3001.3.0.2-1build2
Section: universe/doc