feat(admin): LLM config, knowledge base, and WeCom AI binding

Add owner-scoped model API settings, uploadable knowledge bases, and WeCom bot AI/KB wiring with OpenAI-compatible URL normalization.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/dukang-api/src/integrations/wecom/wecom.module.ts

@@ -1,14 +1,25 @@
 import { Module, forwardRef } from '@nestjs/common';
 import { CommonModule } from '../../modules/common/common.module';
 import { IntegrationsModule } from '../integrations.module';
+import { LlmModule } from '../llm/llm.module';
 import { WecomAibotService } from './wecom-aibot.service';
 import { WecomBotActionsService } from './wecom-bot-actions.service';
+import { WecomBotAiService } from './wecom-bot-ai.service';
 import { WecomBotSessionService } from './wecom-bot-session.service';
 
-/** 企微多机器人：依赖 Common（工单）+ Integrations（短信），不反向被 Integrations 引用 */
+/** 企微多机器人：依赖 Common（工单）+ Integrations（短信）+ Llm，不反向被 Integrations 引用 */
 @Module({
-  imports: [forwardRef(() => CommonModule), forwardRef(() => IntegrationsModule)],
-  providers: [WecomBotSessionService, WecomBotActionsService, WecomAibotService],
+  imports: [
+    forwardRef(() => CommonModule),
+    forwardRef(() => IntegrationsModule),
+    LlmModule,
+  ],
+  providers: [
+    WecomBotSessionService,
+    WecomBotActionsService,
+    WecomBotAiService,
+    WecomAibotService,
+  ],
   exports: [WecomAibotService],
 })
 export class WecomModule {}