Add workstation-specific settings

system/roles/workstation/services/printing.nix

@@ -0,0 +1,27 @@
+{ config, lib, pkgs, ... }: let
+  inherit (lib) mkIf;
+
+  cfg = config.myOptions.workstation.printing;
+in {
+  config = mkIf cfg.enable {
+    # enable cups and add some drivers for common printers
+    services = {
+      printing = {
+        enable = true;
+        drivers = with pkgs; [
+          gutenprint
+          hplip
+        ];
+      };
+
+      # required for network discovery of printers
+      avahi = {
+        enable = true;
+        # resolve .local domains for printers
+        nssmdns4 = true;
+        # open the avahi port(s) in the firewall
+        openFirewall = true;
+      };
+    };
+  };
+}