Add debug knowledge base

web/services/backendApi.ts

@@ -621,6 +621,37 @@ export const deleteKnowledgeDocument = async (kbId: string, docId: string): Prom
   await apiRequest(`/knowledge/bases/${kbId}/documents/${docId}`, { method: 'DELETE' });
 };
 
+export type KnowledgeSearchResultItem = {
+  content: string;
+  metadata?: {
+    document_id?: string;
+    chunk_index?: number;
+    kb_id?: string;
+    [key: string]: any;
+  };
+  distance?: number;
+};
+
+export type KnowledgeSearchResponse = {
+  query: string;
+  results: KnowledgeSearchResultItem[];
+};
+
+export const searchKnowledgeBase = async (
+  kbId: string,
+  query: string,
+  nResults: number = 5
+): Promise<KnowledgeSearchResponse> => {
+  return apiRequest<KnowledgeSearchResponse>('/knowledge/search', {
+    method: 'POST',
+    body: {
+      kb_id: kbId,
+      query,
+      nResults,
+    },
+  });
+};
+
 export const fetchHistory = async (): Promise<CallLog[]> => {
   const [historyResp, assistantsResp] = await Promise.all([
     apiRequest<{ list?: AnyRecord[] } | AnyRecord[]>('/history'),