전략편집기 템플릿 저장 기능 추가

frontend/src/types/uiPreferences.ts

@@ -3,6 +3,7 @@ import type { PaletteItem } from '../utils/strategyPaletteStorage';
 import type { IndicatorCustomTab } from '../utils/indicatorCustomTabsStorage';
 import type { VirtualCardViewMode, VirtualSessionConfig, VirtualTargetItem } from '../utils/virtualTradingStorage';
 import type { StrategyEditorMode } from '../utils/strategyEditorModeStorage';
+import type { UserStrategyTemplate } from '../utils/strategyTemplateStorage';
 
 /** gc_app_settings.ui_preferences_json 구조 */
 export interface UiPreferences {
@@ -12,6 +13,7 @@ export interface UiPreferences {
     canvasInteraction?: string;
     paletteAuxiliary?: PaletteItem[];
     paletteComposite?: PaletteItem[];
+    userTemplates?: UserStrategyTemplate[];
   };
   indicator?: {
     customTabs?: IndicatorCustomTab[];