Route brush preset list planning

src/node_panel_brush.h

@@ -11,6 +11,7 @@
 
 namespace pp::app {
 struct BrushTextureListPlan;
+struct BrushPresetListPlan;
 }
 namespace pp::panopainter {
 class LegacyBrushTextureListServices;
@@ -99,6 +100,7 @@ class NodePanelBrushPreset : public Node
     NodeButton* m_btn_import;
     NodeButton* m_btn_download;
     Node* m_notification;
+    void execute_preset_list_plan(const pp::app::BrushPresetListPlan& plan);
 public:
     struct PPBRInfo
     {