feat(home-manager): manage gpg.conf with configuration from upstream dotfile repository

users/transcaffeine/home-manager/default.nix

@@ -1,6 +1,7 @@
 { lib, pkgs, ... }: {
   imports = [
     ./git.nix
+    ./gnupg.nix
   ];
   home.stateVersion = "24.11";
   services.darkman = {

users/transcaffeine/home-manager/gnupg.nix

@@ -0,0 +1,24 @@
+{ lib, ... }: {
+  programs.gpg = let
+    repo = (builtins.fetchGit {
+          url = "https://git.finally.coffee/transcaffeine/dotfiles.git";
+          ref = "main";
+          shallow = true;
+    });
+    gpgconf = builtins.listToAttrs (
+      map (entry: {
+          name = toString (lib.sublist 0 1 (lib.splitString " " entry));
+          value = toString (lib.sublist 1 100 (lib.splitString " " entry));
+      }) (
+        builtins.filter (value: value != "") (
+          lib.splitString "\n" (
+            lib.readFile (repo.outPath + "/config/gnupg/gpg.conf")
+          )
+        )
+      )
+    );
+  in {
+    enable = true;
+    settings = gpgconf;
+  };
+}