feat(breadcrumbs): implement reusable breadcrumbs component and update usage

refactor(chunk): enhance chunk list with bulk operations and improved UI

src/pages/knowledge/detail.tsx

@@ -275,7 +275,18 @@ function KnowledgeBaseDetail() {
   return (
     <Box sx={{ p: 3 }}>
       {/* 面包屑导航 */}
-      <KnowledgeBreadcrumbs knowledge={knowledgeBase} />
+      <KnowledgeBreadcrumbs 
+        kbItems={[
+          {
+            label: '知识库',
+            path: '/knowledge'
+          },
+          {
+            label: knowledgeBase?.name || '知识库详情',
+            path: `/knowledge/${id}`
+          }
+        ]}
+      />
 
       {/* 知识库信息卡片 */}
       <KnowledgeInfoCard knowledgeBase={knowledgeBase} />