nest config and add agenix

homes/aarch64-darwin/yadunut@yadunut-mbp/default.nix

@@ -1,11 +1,13 @@
 {
   lib,
   pkgs,
+  home,
+  inputs,
   config,
   ...
 }:
 {
-
+  config = {
     nix = {
       package = pkgs.nix;
       settings = {
@@ -29,6 +31,7 @@
       pkgs.dive
       pkgs.cachix
       pkgs.ouch
+      inputs.agenix.packages.aarch64-darwin.default # this should be using ${home} but it doesn't seem to be working
     ];
 
     home.sessionVariables = {
@@ -60,4 +63,5 @@
     };
     home.stateVersion = "23.11"; # Please read the comment before changing.
     programs.home-manager.enable = true;
+  };
 }