Split utility window contracts from feature factories

editor/app/Bootstrap/Application.cpp

@@ -2,6 +2,7 @@
 #include "Bootstrap/EditorResources.h"
 #include "System/SystemInteractionService.h"
 #include "Composition/EditorContext.h"
+#include "Features/EditorUtilityWindowRegistry.h"
 #include "Features/EditorWorkspacePanelRegistry.h"
 #include "Windowing/EditorWindowManager.h"
 #include "Platform/Win32/Diagnostics/Win32CrashTrace.h"
@@ -154,7 +155,8 @@ bool Application::Initialize(HINSTANCE hInstance, int nCmdShow) {
         *m_windowSystem,
         *m_renderRuntimeFactory,
         *m_windowHostRuntime,
-        App::CreateEditorWorkspacePanelRuntimeSet);
+        App::CreateEditorWorkspacePanelRuntimeSet,
+        App::CreateEditorUtilityWindowPanel);
 
     m_editorContext->SetExitRequestHandler([this]() {
         if (m_windowManager == nullptr) {