Printing support

os/default.nix

@@ -8,6 +8,7 @@
     ./desktop.nix
     ./gaming
     ./geoffrey.nix
+    ./printing
     ./wireless.nix
   ];
 }

os/printing/default.nix

@@ -0,0 +1,10 @@
+{ lib, config, ... }:
+{
+  config = lib.mkIf config.services.printing.enable {
+    services.avahi = {
+      enable = true;
+      nssmdns = true;
+      openFirewall = true;
+    };
+  };
+}