Install libghc-wai-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-wai-doc
Description:
web application interface; documentation
It provides a common protocol for communication between web applications and web servers. . 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/yesodweb/wai
Version: 3.2.1.1-3build4
Section: universe/doc