{
  mkDerivation,
  base,
  containers,
  directory,
  extra,
  filepath,
  hakyll,
  hakyll-contrib-tojnar,
  pandoc,
  process,
  time,
  lib,
}:

mkDerivation {
  pname = "mala-zahradka-pro-radost-cz";
  version = "0.0.1";

  # Keep the contents of the src/ directory and top-level .cabal file.
  src = lib.sourceByRegex ./. [
    "^src(/.+|$)"
    "[^/]+\.cabal$"
  ];

  isLibrary = false;
  isExecutable = true;

  executableHaskellDepends = [
    base
    containers
    directory
    extra
    filepath
    hakyll
    hakyll-contrib-tojnar
    pandoc
    process
    time
  ];

  license = lib.licenses.mit;
}