{ pkgs ? (import <nixpkgs> {}) }:

let
  watchscript = (pkgs.writeScriptBin "watchzola" ''
    while true
    do
      ${pkgs.zola}/bin/zola serve
      sleep 3
    done
  '');
in
pkgs.mkShell {
  buildInputs = with pkgs; [
    watchscript
    zola
  ];
}