nixos/kclock: integrate with dbus

nixos/modules/module-list.nix

@@ -169,6 +169,7 @@
   ./programs/iotop.nix
   ./programs/java.nix
   ./programs/k40-whisperer.nix
+  ./programs/kclock.nix
   ./programs/kdeconnect.nix
   ./programs/kbdlight.nix
   ./programs/less.nix

nixos/modules/programs/kclock.nix

@@ -0,0 +1,13 @@
+{ lib, pkgs, config, ... }:
+with lib;
+let
+  cfg = config.programs.kclock;
+  kclockPkg = pkgs.libsForQt5.kclock;
+in {
+  options.programs.kclock = { enable = mkEnableOption "Enable KClock"; };
+
+  config = mkIf cfg.enable {
+    services.dbus.packages = [ kclockPkg ];
+    environment.systemPackages = [ kclockPkg ];
+  };
+}