change from mono-home-manager to full flake multi-system configuration

home/design.nix

@@ -0,0 +1,69 @@
+{ config, pkgs, lib, ... }:
+
+let
+  cfg = config.homeModules.design;
+in
+
+lib.mkIf cfg.enable {
+  home.packages = with pkgs; [
+    inkscape
+    openscad
+    gimp
+    darktable
+  ];
+
+  # Optional desktop entries and MIME associations
+  xdg.mimeApps.defaultApplications = {
+    "image/png" = "org.gimp.GIMP.desktop";
+    "image/svg+xml" = "org.inkscape.Inkscape.desktop";
+    "application/x-gimp" = "org.gimp.GIMP.desktop";
+    "application/x-openraster" = "org.gimp.GIMP.desktop";
+    "image/x-xcf" = "org.gimp.GIMP.desktop";
+    "image/x-raw" = "org.darktable.Darktable.desktop";
+    "application/x-openscad" = "openscad.desktop";
+  };
+
+  xdg.desktopEntries = {
+    gimp = {
+      name = "GIMP";
+      genericName = "Image Editor";
+      exec = "gimp %F";
+      terminal = false;
+      icon = "gimp";
+      type = "Application";
+      categories = [ "Graphics" "2DGraphics" "RasterGraphics" ];
+    };
+
+    inkscape = {
+      name = "Inkscape";
+      genericName = "Vector Graphics Editor";
+      exec = "inkscape %F";
+      terminal = false;
+      icon = "inkscape";
+      type = "Application";
+      categories = [ "Graphics" "VectorGraphics" ];
+    };
+
+    openscad = {
+      name = "OpenSCAD";
+      genericName = "3D CAD Modeler";
+      exec = "openscad %F";
+      terminal = false;
+      icon = "openscad";
+      type = "Application";
+      categories = [ "Graphics" "3DGraphics" "Engineering" ];
+    };
+
+    darktable = {
+      name = "Darktable";
+      genericName = "Photography Workflow Software";
+      exec = "darktable %F";
+      terminal = false;
+      icon = "darktable";
+      type = "Application";
+      categories = [ "Graphics" "Photography" "RAW" ];
+    };
+  };
+
+  # Optional tweaks or plugins setup can go here if needed in the future
+}