chore: update flake lockfile

nix/modules/printing.nix

@@ -0,0 +1,30 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}:
+{
+  options.printing = {
+    enable = lib.mkEnableOption "enable printing";
+  };
+
+  config = lib.mkIf config.printing.enable {
+    services.printing = {
+      enable = true;
+      drivers = with pkgs; [
+        gutenprint
+        hplip
+        splix
+        samsung-unified-linux-driver
+        brlaser
+      ];
+    };
+
+    services.avahi = {
+      enable = true;
+      nssmdns4 = true;
+      openFirewall = true;
+    };
+  };
+}