feat(nix): enable WezTerm support on Darwin systems

- Added a module to configure WezTerm with an enable option and system package inclusion.
- Enabled WezTerm for aarch64-darwin systems and updated base system packages.
- Improves terminal experience by integrating WezTerm into the Darwin configurations.

modules/darwin/services/base/default.nix

@@ -39,6 +39,7 @@ in
         wget
         ssh-tresor
         starship
+        wezterm
       ];
       shells = [
         pkgs.fish

modules/darwin/tools/wezterm/default.nix

@@ -0,0 +1,19 @@
+{ lib
+, config
+, pkgs
+, ...
+}:
+let
+  inherit (lib) mkEnableOption mkIf;
+
+  cfg = config.metacfg.tools.wezterm;
+in
+{
+  options.metacfg.tools.wezterm = {
+    enable = mkEnableOption "wezterm";
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [ wezterm ];
+  };
+}