add security modules

default.nix

@@ -20,6 +20,7 @@
     outputs.nixosModules.hardware
     outputs.nixosModules.dev
     outputs.nixosModules.media
+    outputs.nixosModules.security
   ];
 
   # flakes

modules/security/age.nix

@@ -0,0 +1,17 @@
+{ outputs, options, config, lib, pkgs, ...}:
+with lib;
+let
+  cfg = config.modules.security.age;
+in
+{
+  options.modules.security.age = {
+    enable = mkEnableOption false;
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [
+      age
+    ];
+
+  };
+}

modules/security/default.nix

@@ -0,0 +1,5 @@
+{
+  imports = [
+    ./age.nix
+  ];
+}