fix: harden platform runtime and menu navigation

frontend/platform_admin/src/views/shared/TreePage.vue

@@ -69,8 +69,16 @@ const canArchive = computed(
 const tree = computed(() => {
   const byIdentity = new Map<string, Node>();
   const roots: Node[] = [];
-  for (const item of list.value)
-    byIdentity.set(item.identity, { ...item, children: [] });
+  for (const item of list.value) {
+    // Arco Tree 把 data.icon 当作图标渲染函数；平台菜单接口返回的是字符串图标名，
+    // 直接透传会导致 renderFunc is not a function 并破坏后续路由渲染。
+    const { icon, ...data } = item;
+    byIdentity.set(item.identity, {
+      ...data,
+      ...(typeof icon === 'string' ? { icon_name: icon } : {}),
+      children: [],
+    });
+  }
   for (const item of byIdentity.values()) {
     const parent = item.parent_identity
       ? byIdentity.get(item.parent_identity)