feat(hyprland): migrate desktop utility bindings

configs/nixos/modules/desktop/utilities/recording.nix

@@ -6,8 +6,6 @@
 }:
 # Keybound screen recording: pick a region, then toggle a video-only capture.
 let
-  user = config.user.name;
-
   slurp = "${pkgs.slurp}/bin/slurp";
   wf-recorder = "${pkgs.wf-recorder}/bin/wf-recorder";
   notify-send = "${pkgs.libnotify}/bin/notify-send";
@@ -44,13 +42,13 @@ in
     lib.mkEnableOption "wf-recorder screen recording";
 
   config = lib.mkIf config.modules.desktop.utilities.recording.enable {
-    home-manager.users.${user} = {
-      # $mod is defined by the compositor config these binds share.
-      /*
-      wayland.windowManager.hyprland.settings.bind = [
-        "$mod SHIFT, R, exec, ${toggle}"
-      ];
-      */
+    registry.keybind.${config.networking.hostName}.recording-toggle = {
+      keys = "SUPER + SHIFT + R";
+      action = {
+        kind = "exec";
+        command = "${toggle}";
+      };
     };
+
   };
 }