nixos-configs/nixos/cinnamon.nix

{
  pkgs,
  config,
  lib,
  ...
}: let
  cfg = config.pim.cinnamon;
in {
  options.pim.cinnamon.enable = lib.mkEnableOption "cinnamon";
  config = lib.mkIf cfg.enable {
    services = {
      displayManager.defaultSession = "cinnamon";
      libinput.enable = true;
      xserver = {
        desktopManager.cinnamon.enable = true;
        displayManager.lightdm.enable = true;
      };
    };

    environment.cinnamon.excludePackages = with pkgs; [
      gnome.gnome-terminal
    ];
  };
}