feat(editor): 添加 ECS UI 系统和编辑器更新优化 (#238)

packages/tilemap-editor/src/components/panels/TilemapEditorPanel.tsx

@@ -761,7 +761,7 @@ export const TilemapEditorPanel: React.FC<TilemapEditorPanelProps> = ({ messageH
             const jsonContent = JSON.stringify(tilemapData, null, 2);
 
             // Get the tilemap asset path from component
-            let tilemapAssetPath = tilemap.tilemapAssetGuid;
+            const tilemapAssetPath = tilemap.tilemapAssetGuid;
             if (!tilemapAssetPath) {
                 console.warn('Tilemap asset path not set, cannot save');
                 return;