anchor.diff:          pkgs.deepin.dde-daemon
           pkgs.deepin.dde-dock
           pkgs.deepin.dde-session-ui
  +        pkgs.deepin.deepin-anything
           pkgs.deepin.deepin-image-viewer
           pkgs.deepin.deepin-screenshot
         ];
  
positive.code:       systemd.packages = [
          pkgs.deepin.dde-api
          pkgs.deepin.dde-daemon
        ];
  
        users.groups.deepin-sound-player = { };
  
  
negative.code:         pkgs.deepin.dde-daemon
          pkgs.deepin.dde-dock
          pkgs.deepin.dde-session-ui
          pkgs.deepin.deepin-anything
          pkgs.deepin.deepin-image-viewer
          pkgs.deepin.deepin-screenshot
        ];
  