refactor: Fully modularize the working system components to be more

reuasable

inventory.nix

@@ -0,0 +1,26 @@
+{
+  # Laptop Configuration
+  # Base specs: NVMe drive, 34G Swap
+  nix-laptop = {
+    count = 2;
+    devices = {
+      # Override example:
+      # "2" = { swapSize = "64G"; };
+      
+      # Enable specific users for this device index
+      "1" = { extraUsers = [ "hdh20267" ]; };
+    };
+  };
+
+  # Desktop Configuration
+  # Base specs: NVMe drive, 16G Swap
+  nix-desktop = {
+    count = 1;
+  };
+
+  # Surface Tablet Configuration (Kiosk Mode)
+  # Base specs: eMMC drive, 8G Swap
+  nix-surface = {
+    count = 3;
+  };
+}