refactor: reorganize features

modules/capabilities/nix.nix

@@ -1,4 +1,7 @@
-{ inputs, ... }:
+{ inputs, config, ... }:
+let
+  account = config.repo.account;
+in
 {
   flake.modules.nixos.nix =
     { ... }:
@@ -53,5 +56,10 @@
         enable = true;
         enableTelevisionIntegration = true;
       };
+
+      programs.nh = {
+        enable = true;
+        flake = account.nixosConfigurationPath;
+      };
     };
 }