refactor: Move sw into properly nested modules with unconditional import

templates/user/user.nix

@@ -1,4 +1,4 @@
-{ inputs, ... }:
+{ ... }:
 
 # ============================================================================
 # User Configuration
@@ -15,7 +15,6 @@
 # nixos-systems configuration (nixpkgs, home-manager, etc.).
 
 {
-  config,
   lib,
   pkgs,
   osConfig ? null, # Only available in home-manager context
@@ -60,7 +59,7 @@
       fd
       bat
     ]
-    ++ lib.optional (osConfig.athenix.sw.type or null == "desktop") firefox;
+    ++ lib.optional (osConfig.athenix.sw.desktop.enable or false) firefox;
   # Conditionally add packages based on system type
 
   # ========== Programs ==========