다중 시간봉 전략 설정기능 추가

frontend/src/utils/strategyEditorLayoutStorage.ts

@@ -1,10 +1,19 @@
 import type { LogicNode } from './strategyTypes';
 import type { EdgeHandleBinding } from './strategyFlowLayout';
+import { defaultStartMeta, type StartCombineOp, type StartNodeMeta } from './strategyStartNodes';
 
 export type SignalFlowLayoutSnapshot = {
   positions: Record<string, { x: number; y: number }>;
   edgeHandles: Record<string, EdgeHandleBinding>;
   orphans?: LogicNode[];
+  /** START 노드별 조건 판별 시간봉 */
+  startMeta?: Record<string, StartNodeMeta>;
+  /** 기본 START 외 추가 START 노드 ID (순서 유지) */
+  extraStartIds?: string[];
+  /** 추가 START에 연결된 서브트리 루트 */
+  extraRoots?: Record<string, LogicNode | null>;
+  /** START 2개 이상일 때 분기 결합 (AND | OR) */
+  startCombineOp?: StartCombineOp;
 };
 
 export type FlowLayoutChangePayload = Omit<SignalFlowLayoutSnapshot, 'orphans'> & {
@@ -19,7 +28,14 @@ export type StrategyFlowLayoutStore = {
 const STORAGE_KEY = 'gc_se_flow_layout_v1';
 
 export function emptySignalFlowLayout(): SignalFlowLayoutSnapshot {
-  return { positions: {}, edgeHandles: {}, orphans: [] };
+  return {
+    positions: {},
+    edgeHandles: {},
+    orphans: [],
+    startMeta: defaultStartMeta(),
+    extraStartIds: [],
+    extraRoots: {},
+  };
 }
 
 export function emptyStrategyFlowLayout(): StrategyFlowLayoutStore {