Add GnuPG module

hosts/nixos-testbed/configuration.nix

@@ -7,6 +7,13 @@
 
   sydnix = {
     filesystemType = "btrfs";
+
+    gpg.enable = true;
+
+    users.users = [
+      "crumb"
+    ];
+
     impermanence = {
       enable = false;
       directories = [
@@ -22,9 +29,7 @@
       device = "placeholderrrr";
       archiveLimit = 3;
     };
-    users.users = [
-      "crumb"
-    ];
+
     # niri.enable = true;
   };
 

modules/nixos/gpg.nix

@@ -0,0 +1,20 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+{
+  options = {
+    sydnix.gpg = {
+      enable = mkEnableOption "GnuPG";
+    };
+  };
+
+  config = mkIf config.sydnix.gpg.enable {
+    programs.gnupg.agent = {
+      enable = true;
+      enableSSHSupport = true;
+    };
+
+    environment.systemPackages = [ pkgs.gnupg ];
+  };
+}