fix: 第3轮调试Bug修复 (P1: 弱随机+crypto/rand, Knowledge键对齐; P2: 简报created_at, CORS+安全头)

frontend/web/src/api/knowledge.ts

@@ -39,7 +39,8 @@ export interface SearchChunkResult {
 
 /** 知识库列表响应 */
 interface KBListResponse {
-  bases: KnowledgeBase[];
+  knowledge_bases: KnowledgeBase[];
+  total: number;
 }
 
 /** 文档列表响应 */
@@ -49,7 +50,7 @@ interface DocListResponse {
 
 /** 搜索响应 */
 interface SearchResponse {
-  results: SearchChunkResult[];
+  chunks: SearchChunkResult[];
   total: number;
   query: string;
 }
@@ -70,7 +71,7 @@ export async function createKB(name: string, description?: string): Promise<Know
 export async function listKBs(): Promise<KnowledgeBase[]> {
   const res = await request<KBListResponse>(`/knowledge/bases`);
   if (res.error) throw new Error(res.error);
-  return res.data?.bases || [];
+  return res.data?.knowledge_bases || [];
 }
 
 /** 获取知识库 */

frontend/web/src/components/layout/KnowledgePanel.tsx

@@ -178,7 +178,7 @@ export function KnowledgePanel({ onClose }: KnowledgePanelProps) {
     setSearchErr('');
     try {
       const res = await searchKnowledge(searchQuery.trim());
-      setSearchResults(res.results);
+      setSearchResults(res.chunks);
       setSearchTotal(res.total);
     } catch (e: any) {
       setSearchErr(e.message || '搜索失败');