libghc-heterocephalus-dev 1.0.5.3-3build2 (riscv64 binary) in ubuntu hirsute

 Heterocephalus is intended for use with another feature-rich template
 engine, such as pug, slim, or haml, and provides a way to interpolate
 server side variables into a precompiled template file with forall,
 if, and case statements.
 .
 This package provides a library for the Haskell programming language.
 See http://www.haskell.org/ for more information on Haskell.