Added printing config

modules/services/printing/default.nix

@@ -0,0 +1,23 @@
+{
+  options,
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib; let
+  cfg = config.aa.apps.steam;
+in {
+  options.aa.services.printing = with types; {
+    enable = mkEnableOption "printing";
+  };
+
+  config = mkIf cfg.enable {
+    # Setup printing over the network
+    services.printing.enable = true;
+    services.avahi = {
+      enable = true;
+      nssmdns = true;
+    };
+  };
+}

systems/x86_64-linux/gospel/default.nix

@@ -32,6 +32,7 @@
       domain_name = "kilonull.com";
       subdomain_name = "gospel";
     };
+    services.printing.enable = true;
   };
 
   boot.binfmt.emulatedSystems = ["aarch64-linux" "armv6l-linux"];
@@ -92,13 +93,6 @@
     pulse.enable = true;
   };
 
-  # Setup printing over the network
-  services.printing.enable = true;
-  services.avahi = {
-    enable = true;
-    nssmdns = true;
-  };
-
   # Copy the NixOS configuration file and link it from the resulting system
   # (/run/current-system/configuration.nix). This is useful in case you
   # accidentally delete configuration.nix.