fix: 统一AI详情页面包屑与Tab导航表现

- 为工作流、插件、知识库、聊天助手详情路由恢复面包屑与Tab参与并保持父模块高亮

- 列表卡片跳转统一追加 navTitle 与 pageKey，详情页Tab标题与面包屑优先显示卡片名称

- 工作流设计页、知识库详情页、聊天助手设置页在深链缺少 navTitle 时自动 replace 补写

easyflow-ui-admin/app/src/views/ai/documentCollection/Document.vue

@@ -26,6 +26,27 @@ const activeMenu = ref<string>((route.query.activeMenu as string) || '');
 const knowledgeInfo = ref<any>({});
 const selectedCategory = ref('');
 
+const syncNavTitle = (title: string) => {
+  if (!title) {
+    return;
+  }
+  const query = route.query as Record<string, any>;
+  const navTitle = Array.isArray(query.navTitle)
+    ? query.navTitle[0]
+    : query.navTitle;
+  if (typeof navTitle === 'string' && navTitle.trim()) {
+    return;
+  }
+  router.replace({
+    path: route.path,
+    query: {
+      ...query,
+      pageKey: query.pageKey || '/ai/documentCollection',
+      navTitle: title,
+    },
+  });
+};
+
 const resolveDefaultMenu = (collectionType: string, menuKey: string) => {
   const faqMenus = new Set(['config', 'faqList', 'knowledgeSearch']);
   const documentMenus = new Set(['config', 'documentList', 'knowledgeSearch']);
@@ -46,6 +67,7 @@ const getKnowledge = () => {
     .then((res) => {
       if (res.errorCode === 0) {
         knowledgeInfo.value = res.data;
+        syncNavTitle(res.data?.title || '');
         const initialMenu = resolveDefaultMenu(
           res.data.collectionType || 'DOCUMENT',
           activeMenu.value,