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/workflow/WorkflowDesign.vue

@@ -203,6 +203,27 @@ const pluginSelectRef = ref();
 const updatePluginNode = ref<any>(null);
 const pageLoading = ref(false);
 const chainInfo = ref<any>(null);
+
+function 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/workflow',
+      navTitle: title,
+    },
+  });
+}
 // functions
 async function loadCustomNode() {
   customNode.value = await getCustomNode({
@@ -264,6 +285,7 @@ async function getWorkflowInfo(workflowId: any) {
     tinyFlowData.value = workflowInfo.value.content
       ? JSON.parse(workflowInfo.value.content)
       : {};
+    syncNavTitle(workflowInfo.value?.title || '');
   });
 }
 async function getLlmList() {

easyflow-ui-admin/app/src/views/ai/workflow/WorkflowList.vue

@@ -170,6 +170,9 @@ function reset() {
 function showDialog(row: any, importMode = false) {
   saveDialog.value.openDialog({ ...row }, importMode);
 }
+function resolveNavTitle(row: any) {
+  return row?.title || row?.name || '';
+}
 function remove(row: any) {
   ElMessageBox.confirm($t('message.deleteAlert'), $t('message.noticeTitle'), {
     confirmButtonText: $t('message.ok'),
@@ -202,6 +205,8 @@ function toDesignPage(row: any) {
     name: 'WorkflowDesign',
     query: {
       id: row.id,
+      pageKey: '/ai/workflow',
+      navTitle: resolveNavTitle(row),
     },
   });
 }