enable gpg/ssh agent

flake.nix

@@ -9,9 +9,9 @@
       inputs.nixpkgs.follows = "nixpkgs";
     };
     nvim = {
-			url = "github:iofq/nvim.nix";
+      url = "github:iofq/nvim.nix";
       inputs.nixpkgs.follows = "nixpkgs";
-	};
+    };
   };
   outputs = { self, nixpkgs, home-manager, nixos-hardware, ... } @inputs:
   let

modules/programs/2fa/default.nix

@@ -26,6 +26,7 @@
   };
   services.gpg-agent = {
     enable = true;
+    enableSshSupport = true;
     pinentryFlavor = "curses";
   };
 }

modules/programs/shell/default.nix

@@ -58,7 +58,7 @@
     bind '"\C-k": previous-history'
     bind '"\C-j": next-history'
     function cd {
-      cmd="ls"
+      cmd="ls --color=auto"
       builtin cd "$@" && $cmd
     }
     exists "kubectl" && source <(kubectl completion bash)