fix(v13): V13 审计 6 项修复 — TrajectoryRecorder注册 + industryStore接入 + 知识搜索 + webhook标注 + structured UI + persistent注释

FIX-01: TrajectoryRecorderMiddleware 注册到 create_middleware_chain() (@650优先级)
FIX-02: industryStore 接入 ButlerPanel 行业专长展示 + 自动拉取
FIX-03: 桌面端知识库搜索 saas-knowledge mixin + VikingPanel SaaS KB UI
FIX-04: webhook 迁移标注 deprecated + 添加 down migration 注释
FIX-05: Admin Knowledge 添加结构化数据 Tab (CRUD + 行浏览)
FIX-06: PersistentMemoryStore 精化 dead_code 标注 (完整迁移留后续)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

desktop/src-tauri/src/memory/persistent.rs

@@ -143,7 +143,11 @@ pub struct PersistentMemoryStore {
     conn: Arc<Mutex<SqliteConnection>>,
 }
 
-#[allow(dead_code)] // Legacy: operations migrated to VikingStorage, kept for backward compat
+#[allow(dead_code)]
+// Migration status (V13 audit FIX-06):
+// - ACTIVE: new(), configure_embedding_client() — embedding config path for chat memory search
+// - LEGACY: store(), get(), search(), delete(), stats(), export_all(), import_batch() — data ops moved to VikingStorage
+// - Full removal requires migrating embedding config to VikingStorage (~3h, tracked in AUDIT_TRACKER)
 impl PersistentMemoryStore {
     /// Create a new persistent memory store
     pub async fn new(app_handle: &tauri::AppHandle) -> Result<Self, String> {
@@ -587,7 +591,7 @@ fn sanitize_fts_query(query: &str) -> String {
 }
 
 /// Generate a unique memory ID
-#[allow(dead_code)] // Legacy: kept for potential migration use
+#[allow(dead_code)] // Legacy: VikingStorage generates its own URIs
 pub fn generate_memory_id() -> String {
     let uuid_str = Uuid::new_v4().to_string().replace("-", "");
     let short_uuid = &uuid_str[..8];

desktop/src/components/ButlerPanel/index.tsx

@@ -1,6 +1,7 @@
-import { useState } from 'react';
+import { useState, useEffect } from 'react';
 import { useButlerInsights } from '../../hooks/useButlerInsights';
 import { useChatStore } from '../../store/chatStore';
+import { useIndustryStore } from '../../store/industryStore';
 import { InsightsSection } from './InsightsSection';
 import { ProposalsSection } from './ProposalsSection';
 import { MemorySection } from './MemorySection';
@@ -12,8 +13,16 @@ interface ButlerPanelProps {
 export function ButlerPanel({ agentId }: ButlerPanelProps) {
   const { painPoints, proposals, loading, error, refresh } = useButlerInsights(agentId);
   const messageCount = useChatStore((s) => s.messages.length);
+  const { accountIndustries, configs, lastSynced, isLoading: industryLoading, fetchIndustries } = useIndustryStore();
   const [analyzing, setAnalyzing] = useState(false);
 
+  // Auto-fetch industry configs once per session
+  useEffect(() => {
+    if (accountIndustries.length === 0 && !industryLoading) {
+      fetchIndustries().catch(() => {/* SaaS unavailable — ignore */});
+    }
+  }, []);
+
   const hasData = (painPoints?.length ?? 0) > 0 || (proposals?.length ?? 0) > 0;
   const canAnalyze = messageCount >= 2;
 
@@ -100,6 +109,45 @@ export function ButlerPanel({ agentId }: ButlerPanelProps) {
         </h3>
         <MemorySection agentId={agentId} />
       </div>
+
+      {/* Industry section */}
+      {accountIndustries.length > 0 && (
+        <div>
+          <h3 className="text-sm font-semibold text-gray-900 dark:text-gray-100 mb-2">
+            行业专长
+          </h3>
+          <div className="space-y-2">
+            {accountIndustries.map((item) => {
+              const config = configs[item.industry_id];
+              const keywords = config?.keywords ?? [];
+              return (
+                <div key={item.industry_id} className="rounded-lg border border-gray-200 dark:border-gray-700 p-2.5">
+                  <div className="text-xs font-medium text-gray-800 dark:text-gray-200">
+                    {item.industry_name || item.industry_id}
+                  </div>
+                  {keywords.length > 0 && (
+                    <div className="flex flex-wrap gap-1 mt-1.5">
+                      {keywords.slice(0, 8).map((kw) => (
+                        <span key={kw} className="inline-block text-[10px] px-1.5 py-0.5 rounded bg-blue-50 dark:bg-blue-900/20 text-blue-600 dark:text-blue-400">
+                          {kw}
+                        </span>
+                      ))}
+                      {keywords.length > 8 && (
+                        <span className="text-[10px] text-gray-400">+{keywords.length - 8}</span>
+                      )}
+                    </div>
+                  )}
+                </div>
+              );
+            })}
+            {lastSynced && (
+              <div className="text-[10px] text-gray-400 dark:text-gray-500">
+                同步于 {new Date(lastSynced).toLocaleString('zh-CN')}
+              </div>
+            )}
+          </div>
+        </div>
+      )}
     </div>
   );
 }

desktop/src/components/VikingPanel.tsx

@@ -13,6 +13,7 @@ import {
   FileText,
   Database,
   Sparkles,
+  BookOpen,
 } from 'lucide-react';
 import {
   getVikingStatus,
@@ -22,6 +23,9 @@ import {
   storeWithSummaries,
 } from '../lib/viking-client';
 import type { VikingStatus, VikingFindResult } from '../lib/viking-client';
+import { saasClient } from '../lib/saas-client';
+import type { KnowledgeSearchResult } from '../lib/saas-client';
+import { useSaaSStore } from '../store/saasStore';
 
 export function VikingPanel() {
   const [status, setStatus] = useState<VikingStatus | null>(null);
@@ -38,6 +42,12 @@ export function VikingPanel() {
   const [summaryUri, setSummaryUri] = useState('');
   const [summaryContent, setSummaryContent] = useState('');
 
+  // SaaS knowledge search state
+  const [kbQuery, setKbQuery] = useState('');
+  const [kbResults, setKbResults] = useState<KnowledgeSearchResult[]>([]);
+  const [isKbSearching, setIsKbSearching] = useState(false);
+  const saasReady = useSaaSStore((s) => s.isLoggedIn);
+
   const loadStatus = async () => {
     setIsLoading(true);
     setMessage(null);
@@ -88,6 +98,19 @@ export function VikingPanel() {
     }
   };
 
+  const handleKbSearch = async () => {
+    if (!kbQuery.trim()) return;
+    setIsKbSearching(true);
+    try {
+      const results = await saasClient.searchKnowledge(kbQuery, { limit: 10 });
+      setKbResults(results);
+    } catch {
+      setKbResults([]);
+    } finally {
+      setIsKbSearching(false);
+    }
+  };
+
   const handleExpandL2 = async (uri: string) => {
     if (expandedUri === uri) {
       setExpandedUri(null);
@@ -299,6 +322,68 @@ export function VikingPanel() {
         </div>
       )}
 
+      {/* SaaS Knowledge Base Search */}
+      {saasReady && (
+        <div className="bg-white dark:bg-gray-800 rounded-xl border border-gray-200 dark:border-gray-700 p-4 mb-6 shadow-sm">
+          <h3 className="text-sm font-medium text-gray-900 dark:text-white mb-3 flex items-center gap-2">
+            <BookOpen className="w-4 h-4 text-indigo-500" />
+            知识库搜索
+          </h3>
+          <p className="text-xs text-gray-500 dark:text-gray-400 mb-3">
+            搜索 SaaS 端共享知识库
+          </p>
+          <div className="flex gap-2 mb-3">
+            <input
+              type="text"
+              value={kbQuery}
+              onChange={(e) => setKbQuery(e.target.value)}
+              onKeyDown={(e) => e.key === 'Enter' && handleKbSearch()}
+              placeholder="搜索知识库..."
+              className="flex-1 px-3 py-2 border border-gray-300 dark:border-gray-600 rounded-lg bg-white dark:bg-gray-900 text-gray-900 dark:text-white text-sm focus:ring-2 focus:ring-indigo-500 focus:border-transparent"
+            />
+            <button
+              onClick={handleKbSearch}
+              disabled={isKbSearching || !kbQuery.trim()}
+              className="px-4 py-2 bg-indigo-600 text-white rounded-lg hover:bg-indigo-700 disabled:opacity-50 flex items-center gap-2 text-sm"
+            >
+              {isKbSearching ? (
+                <RefreshCw className="w-4 h-4 animate-spin" />
+              ) : (
+                <Search className="w-4 h-4" />
+              )}
+              搜索
+            </button>
+          </div>
+          {kbResults.length > 0 && (
+            <div className="space-y-2">
+              {kbResults.map((r) => (
+                <div key={r.chunk_id} className="p-2.5 rounded-lg border border-gray-200 dark:border-gray-700">
+                  <div className="flex items-center gap-2 mb-1">
+                    <span className="text-xs font-medium text-gray-800 dark:text-gray-200 truncate">
+                      {r.item_title}
+                    </span>
+                    {r.category_name && (
+                      <span className="text-[10px] px-1.5 py-0.5 rounded bg-purple-50 dark:bg-purple-900/20 text-purple-600 dark:text-purple-400">
+                        {r.category_name}
+                      </span>
+                    )}
+                    <span className="text-[10px] text-blue-500">{Math.round(r.score * 100)}%</span>
+                  </div>
+                  <p className="text-[11px] text-gray-600 dark:text-gray-300 line-clamp-2">{r.content}</p>
+                  {r.keywords.length > 0 && (
+                    <div className="flex flex-wrap gap-1 mt-1">
+                      {r.keywords.slice(0, 5).map((kw) => (
+                        <span key={kw} className="text-[10px] px-1 py-0.5 rounded bg-cyan-50 dark:bg-cyan-900/20 text-cyan-600 dark:text-cyan-400">{kw}</span>
+                      ))}
+                    </div>
+                  )}
+                </div>
+              ))}
+            </div>
+          )}
+        </div>
+      )}
+
       {/* Summary Generation */}
       {status?.available && (
         <div className="bg-white dark:bg-gray-800 rounded-xl border border-gray-200 dark:border-gray-700 p-4 mb-6 shadow-sm">

desktop/src/lib/saas-client.ts

@@ -70,6 +70,7 @@ export type {
   IndustryInfo,
   IndustryFullConfig,
   AccountIndustryItem,
+  KnowledgeSearchResult,
 } from './saas-types';
 
 export { SaaSApiError } from './saas-errors';
@@ -114,6 +115,7 @@ import { installPromptMethods } from './saas-prompt';
 import { installTelemetryMethods } from './saas-telemetry';
 import { installBillingMethods } from './saas-billing';
 import { installIndustryMethods } from './saas-industry';
+import { installKnowledgeMethods } from './saas-knowledge';
 export type { UsageIncrementResult } from './saas-billing';
 
 // Re-export billing types for convenience
@@ -448,6 +450,7 @@ installPromptMethods(SaaSClient);
 installTelemetryMethods(SaaSClient);
 installBillingMethods(SaaSClient);
 installIndustryMethods(SaaSClient);
+installKnowledgeMethods(SaaSClient);
 export { installBillingMethods };
 
 // === API Method Type Declarations ===
@@ -511,6 +514,9 @@ export interface SaaSClient {
   getIndustryFullConfig(industryId: string): Promise<import('./saas-types').IndustryFullConfig>;
   getMyIndustries(): Promise<import('./saas-types').AccountIndustryItem[]>;
   getAccountIndustries(accountId: string): Promise<import('./saas-types').AccountIndustryItem[]>;
+
+  // --- Knowledge (saas-knowledge.ts) ---
+  searchKnowledge(query: string, opts?: { category_id?: string; limit?: number }): Promise<import('./saas-types').KnowledgeSearchResult[]>;
 }
 
 // === Singleton ===

desktop/src/lib/saas-knowledge.ts

@@ -0,0 +1,25 @@
+/**
+ * SaaS Knowledge Methods — Mixin
+ *
+ * Installs knowledge-search methods onto SaaSClient.prototype.
+ */
+
+import type { KnowledgeSearchResult } from './saas-types';
+
+export function installKnowledgeMethods(ClientClass: { prototype: any }): void {
+  const proto = ClientClass.prototype;
+
+  /**
+   * Search the SaaS knowledge base.
+   */
+  proto.searchKnowledge = async function (
+    this: { request<T>(method: string, path: string, body?: unknown): Promise<T> },
+    query: string,
+    opts?: { category_id?: string; limit?: number },
+  ): Promise<KnowledgeSearchResult[]> {
+    return this.request('POST', '/api/v1/knowledge/search', {
+      query,
+      ...opts,
+    });
+  };
+}

desktop/src/lib/saas-types.ts

@@ -272,6 +272,17 @@ export interface AccountIndustryItem {
   industry_icon: string;
 }
 
+/** Knowledge search result from POST /api/v1/knowledge/search */
+export interface KnowledgeSearchResult {
+  chunk_id: string;
+  item_id: string;
+  item_title: string;
+  category_name: string;
+  content: string;
+  score: number;
+  keywords: string[];
+}
+
 /** Provider info from GET /api/v1/providers */
 export interface ProviderInfo {
   id: string;