feat(printing): add enable option

modules/printing/default.nix

@@ -1,15 +1,9 @@
-{
+{ lib, config, ... }:
-  # services.avahi = {
-  #   enable = true;
-  #   nssmdns4 = true;
-  #   openFirewall = true;
-  # };
 
-  services.printing = {
+{
-    enable = true;
+  options.printing.enable = lib.mkEnableOption "printing";
-    # drivers = with pkgs; [
+
-    #   cups-filters
+  config = lib.mkIf config.printing.enable {
-    #   cups-browsed
+    services.printing.enable = true;
-    # ];
   };
 }