Add printer option thank you Jerry!

config/system/default.nix

@@ -18,6 +18,7 @@
     ./nvidia.nix
     ./packages.nix
     ./polkit.nix
+    ./printer.nix
     ./services.nix
     ./steam.nix
     ./vm.nix

config/system/printer.nix

@@ -0,0 +1,13 @@
+{ config, lib, ... }:
+
+let inherit (import ../../options.nix) printer; in
+lib.mkIf (printer == true) {
+  services = {
+    printing.enable = true;
+    avahi = {
+      enable = true;
+      nssmdns4 = true;
+      openFirewall = true;
+    };
+  };
+}

options.nix

@@ -31,6 +31,7 @@
   nfsDevice = "nas:/volume1/nas";
   localHWClock = false;
   ntp = true;
+  printer = false;
   flatpak = false;
   kdenlive = true;
   blender = true;