Move settings dialog to checked overlay lifetime

src/legacy_ui_overlay_services.cpp

@@ -7,6 +7,7 @@
 #include "node_message_box.h"
 #include "node_popup_menu.h"
 #include "node_progress_bar.h"
+#include "node_settings.h"
 
 #include <memory>
 #include <unordered_map>
@@ -371,4 +372,12 @@ std::shared_ptr<NodeInputBox> create_legacy_input_dialog_overlay(
     return input;
 }
 
+std::shared_ptr<NodeSettings> create_legacy_settings_dialog_overlay(
+    App& app)
+{
+    auto settings = make_legacy_overlay_node<NodeSettings>(app);
+    attach_legacy_app_overlay_with_handle_or_fallback(app, settings);
+    return settings;
+}
+
 } // namespace pp::panopainter