复用界面树组件计数值

在同一行中复用组件数量，避免重复计算。

apps/ai-game-creator-shell/src/view/ui-editor/components/UiTreePanel.tsx

@@ -103,6 +103,7 @@ function TreeRow({
   const data = node.data;
   const nodeLabel = data.metadata.name || '未命名节点';
   const isVisible = isNodeVisible(data.id);
+  const componentCount = data.component ? 1 : 0;
   return (
     <div
       ref={dragHandle}
@@ -143,8 +144,8 @@ function TreeRow({
       </span>
       <span
         className="inline-flex shrink-0 items-center gap-0.5 rounded-md bg-black/5 px-1 py-0.5 text-[10px] leading-none text-(--platform-text-soft)"
-        title={`${data.component ? 1 : 0} 个组件`}
-        aria-label={`${data.component ? 1 : 0} 个组件`}
+        title={`${componentCount} 个组件`}
+        aria-label={`${componentCount} 个组件`}
       >
         <Puzzle
           size={11}
@@ -153,7 +154,7 @@ function TreeRow({
           strokeWidth={1.5}
           aria-hidden="true"
         />
-        <span>{data.component ? 1 : 0}</span>
+        <span>{componentCount}</span>
       </span>
       <span className="absolute inset-y-0 right-2 flex w-[52px] items-center justify-end gap-1 bg-inherit">
         <button