introduce desktop config

flake.nix

@@ -47,6 +47,20 @@
       home-manager,
       sops-nix,
     }:
+    let
+      # Define the systems you support
+      supportedSystems = [ "x86_64-linux" "aarch64-darwin" ];
+
+      # Helper function to generate pkgs for a given system
+      forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
+
+      # Create a pkgs set for each system, using your flake's nixpkgs input
+      # This ensures all configurations (NixOS, darwin, home-manager) use the SAME pinned Nixpkgs version
+      nixpkgsFor = system: import nixpkgs {
+        inherit system;
+        config.allowUnfree = true; # Example: allow unfree packages if needed
+      };
+    in
     {
       darwinConfigurations."Dens-MacBook" = nix-darwin.lib.darwinSystem {
         system = "aarch64-darwin";
@@ -79,6 +93,15 @@
       };
       darwinPackages = self.darwinConfigurations."Dens-MacBook".pkgs;
 
+      homeConfigurations = {
+        dens-desktop = home-manager.lib.homeManagerConfiguration {
+          pkgs = nixpkgsFor "x86_64-linux";
+          modules = [
+              ./hosts/desktop/home.nix
+          ];
+        };
+      };
+
       nixosConfigurations = {
         nixos = nixpkgs.lib.nixosSystem {
           system = "x86_64-linux";