Add media recording module

modules/default.nix

@@ -8,6 +8,7 @@
     ./desktop/gaming/lutris.nix
     ./desktop/gaming/steam.nix
     ./desktop/media/graphics.nix
+    ./desktop/media/recording.nix
     ./dev/cc.nix
     ./dev/java.nix
     ./dev/lua.nix

modules/desktop/media/recording.nix

@@ -0,0 +1,24 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+with lib.my;
+let cfg = config.modules.desktop.media.recording;
+in {
+  options.modules.desktop.media.recording = {
+    audio.enable = mkBoolOpt false;
+    video.enable = mkBoolOpt false;
+  };
+
+  config = {
+    user.packages = with pkgs;
+      (if cfg.audio.enable then [
+        ardour
+        audacity
+      ]) ++
+      (if cfg.video.enable then [
+        handbrake
+        mkvtoolnix
+        obs-studio
+      ] else []);
+  };
+}