initial config commit

modules/nixos/features/print-and-scan.nix

@@ -0,0 +1,30 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+let
+  feature = "print-and-scan";
+in
+{
+  config = lib.mkIf config.${feature}.enable {
+    hardware.sane = {
+      enable = true;
+      extraBackends = [ pkgs.hplip ];
+    };
+    services = {
+      avahi = {
+        enable = true;
+        nssmdns4 = true;
+        openFirewall = true;
+      };
+      printing = {
+        enable = true;
+        drivers = [ pkgs.hplip ];
+      };
+    };
+  };
+
+  options.${feature}.enable = lib.mkEnableOption "enables ${feature}";
+}