anchor.diff:          elementary-capnet-assist
           elementary-notifications
           elementary-settings-daemon
  +        gnome-settings-daemon
           pantheon-agent-geoclue2
           pantheon-agent-polkit
  -      ]) ++ (utils.removePackagesByName [
  -        gnome.gnome-font-viewer
  -        pantheon.gnome-settings-daemon
  -      ] config.environment.pantheon.excludePackages);
  +      ]);
   
         programs.evince.enable = mkDefault true;
         programs.file-roller.enable = mkDefault true;
  
positive.code:     })
  
      (mkIf serviceCfg.apps.enable {
        environment.systemPackages = with pkgs.pantheon; utils.removePackagesByName ([
          elementary-calculator
          elementary-calendar
          elementary-camera
  
negative.code:         # Only install appcenter if flatpak is enabled before
          # https://github.com/NixOS/nixpkgs/issues/15932 is resolved.
          appcenter
        ])) config.environment.pantheon.excludePackages;
  
        # needed by screenshot
        fonts.fonts = [
  