fix: make inputs self-contained

lib/mkHome.nix

@@ -87,6 +87,8 @@ in {
         inputs.agent-lib.homeManagerModules.default
         inputs.dms.homeModules.default
         inputs.dms-plugin-registry.homeModules.default
+        inputs.nix-colors.homeManagerModules.default
+        inputs.m3ta-nixpkgs.homeManagerModules.default
 
         # Paths module — must be first, provides m3taHome.paths.srcRoot
         ../modules/paths.nix
@@ -97,6 +99,8 @@ in {
       ++ contextImport
       ++ setImports;
 
+    _module.args.m3taHomeInputs = inputs;
+
     # Set the flake source root for asset path resolution
     "m3ta-home".paths.srcRoot = selfPath;