Modularization of config

flake.nix

@@ -12,12 +12,19 @@
   };
 
   outputs = { self, nixpkgs, ... }@inputs: {
-    nixosConfigurations.default = nixpkgs.lib.nixosSystem {
+    nixosConfigurations = {
-      specialArgs = {inherit inputs;};
+    
-      modules = [
+      # Test host in VirtualBox
-        ./configuration.nix
+      vbox-test = nixpkgs.lib.nixosSystem {
-        inputs.home-manager.nixosModules.default
+        specialArgs = {inherit inputs;};
-      ];
+        modules = [
+          ./hosts/vbox-test/configuration.nix
+          inputs.home-manager.nixosModules.default
+        ];
+      };
+
+     # Other hosts
+
     };
   };
 }