feat(Printing): Add module for printing

modules/host/printing.nix

@@ -0,0 +1,25 @@
+{ config, lib, pkgs, ... }:
+
+lib.mkIf config.services.printing.enable {
+  services = {
+    printing.drivers = with pkgs; [
+      brlaser
+    ];
+
+    avahi = {
+      enable = true;
+      nssmdns4 = true;
+      openFirewall = true;
+    };
+  };
+
+  hardware.sane = {
+    enable = true;
+    extraBackends = with pkgs; [ sane-airscan ];
+  };
+
+  environment.systemPackages = with pkgs; [
+    sane-frontends
+    simple-scan
+  ];
+}