feat: add printing capabilities

hosts/marr/configuration.nix

@@ -45,6 +45,8 @@
     sway.enable = true;
   };
 
+  services.printing.enable = true;
+
   #: Virtualisation {{{
   virtualisation.docker = {
     enable = true;

modules/default.nix

@@ -14,5 +14,6 @@
     ./home-manager.nix
     ./system/mime.nix
     ./env.nix
+    ./printing.nix
   ];
 }

modules/printing.nix

@@ -0,0 +1,17 @@
+{
+  lib,
+  config,
+  pkgs,
+  ...
+}:
+lib.mkIf config.services.printing.enable {
+  services.avahi = {
+    enable = true;
+    nssmdns = true;
+    openFirewall = true;
+  };
+
+  services.printing = {
+    drivers = with pkgs; [ hplip ];
+  };
+}