Feature/physics and tilemap enhancement (#247)

* feat(behavior-tree,tilemap): 修复编辑器连线缩放问题并增强插件系统

* feat(node-editor,blueprint): 新增通用节点编辑器和蓝图可视化脚本系统

* feat(editor,tilemap): 优化编辑器UI样式和Tilemap编辑器功能

* fix: 修复CodeQL安全警告和CI类型检查错误

* fix: 修复CodeQL安全警告和CI类型检查错误

* fix: 修复CodeQL安全警告和CI类型检查错误

packages/editor-app/src/hooks/useEngine.ts

@@ -27,6 +27,7 @@ export interface UseEngineReturn {
     state: EngineState;
     start: () => void;
     stop: () => void;
+    step: () => void;
     createSprite: (name: string, options?: {
         x?: number;
         y?: number;
@@ -186,6 +187,12 @@ export function useEngine(
         setState((prev) => ({ ...prev, running: false }));
     }, []);
 
+    // Step single frame (advance one frame when paused)
+    const step = useCallback(() => {
+        // Execute a single frame update via Core
+        Core.update(1 / 60); // Use fixed 60fps timestep for step
+    }, []);
+
     // Create sprite entity
     const createSprite = useCallback((name: string, options?: {
         x?: number;
@@ -206,6 +213,7 @@ export function useEngine(
         state,
         start,
         stop,
+        step,
         createSprite,
         loadTexture,
         viewportId: options.viewportId