{ pkgs, user-pkgs, unstable-pkgs, ... }:
{
  programs.firefox.enable = true;
  programs.firefox.package = unstable-pkgs.firefox-devedition-bin;

  environment.systemPackages =
    (with pkgs; [
      vscode
      nixpkgs-fmt
      foot
    ])
    ++ [
      user-pkgs.berkeley-mono
      unstable-pkgs.nixd
      unstable-pkgs.nixfmt-rfc-style
    ];
}