nix shell configuration for building stack project with zlib dependency using binary GHC distribution

shell.nix

with (import <nixpkgs> {});

let
  buildInputs = [haskell.compiler.ghc822Binary pkgconfig zlib];

in stdenv.mkDerivation {
  name = "myUsbZlibEnv";
  inherit buildInputs;
  
  # For unknown reason libz.so cannot be found for linking without this
  # despite being present in buildInputs.
  # I took inspiration for this from haskell-modules/generic-stack-builder.nix.
  # And if buildStackProject supports somehow binary ghc (i.e. ghc822Binary),
  # the following expression in not needed.
  LD_LIBRARY_PATH = lib.makeLibraryPath buildInputs;
}