refactor(darwin): install GUI apps via homebrew

modules/desktop.nix

@@ -3,15 +3,12 @@
 		lib,
 		pkgs,
 		...
-	}: {
-		home.packages = with pkgs;
-			lib.optionals stdenv.isDarwin [
-				_1password-gui
-				raycast
-			];
-
+	}: let
+		aerospaceApp = "/Applications/AeroSpace.app/Contents/MacOS/AeroSpace";
+	in {
 		programs.aerospace = {
 			enable = true;
+			package = pkgs.emptyDirectory;
 			launchd.enable = true;
 			settings = {
 				start-at-login = true;
@@ -150,5 +147,15 @@
 				};
 			};
 		};
+
+		home.file.".aerospace.toml".onChange =
+			lib.mkForce ''
+				if [ -x "${aerospaceApp}" ]; then
+					echo "AeroSpace config changed, reloading..."
+					"${aerospaceApp}" reload-config || true
+				fi
+			'';
+
+		launchd.agents.aerospace.config.Program = lib.mkForce aerospaceApp;
 	};
 }