feat(wechat): add admin-pluggable LLM intent router separate from H5.

Give WeChat MP its own chat.general→page.generate LLM refinement layer with memindadm toggles, shadow mode, and canary openids so service account routing stays independent of the H5 chatIntentRouter.

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

server/portal-integration-services-bootstrap.mjs

@@ -33,6 +33,7 @@ export async function bootstrapPortalIntegrationServices({
   scheduledTaskService = null,
   sessionSnapshotService = null,
   wechatScheduleLlmConfigService,
+  wechatIntentRouter = null,
   llmProviderService,
   chatIntentRouter,
   systemDisclosurePolicyService,
@@ -165,6 +166,7 @@ export async function bootstrapPortalIntegrationServices({
       wechatScheduleLlmConfigService,
       llmProviderService,
       chatIntentRouter,
+      wechatIntentRouter,
       systemDisclosurePolicyService,
       sessionIntentClassifier: ({ text }) =>
         chatIntentRouter?.classifySessionAction({

server/portal-memory-session-services-bootstrap.mjs

@@ -11,6 +11,8 @@ import { isSessionStreamReplayEnabled } from '../session-stream.mjs';
 import { createSkillRuntimeAdminConfigService } from '../skill-runtime-admin-config.mjs';
 import { createSystemDisclosurePolicyService } from '../system-disclosure-policy.mjs';
 import { createWechatScheduleLlmConfigService } from '../wechat-schedule-llm-config.mjs';
+import { createWechatIntentRouterConfigService } from '../wechat-intent-router-config.mjs';
+import { createManagedWechatIntentRouter } from '../wechat-intent-router.mjs';
 
 export async function bootstrapPortalMemorySessionServices({
   pool,
@@ -30,6 +32,10 @@ export async function bootstrapPortalMemorySessionServices({
     createAgentCodeRunAdminConfigService,
   createWechatScheduleLlmConfigServiceFn =
     createWechatScheduleLlmConfigService,
+  createWechatIntentRouterConfigServiceFn =
+    createWechatIntentRouterConfigService,
+  createManagedWechatIntentRouterFn =
+    createManagedWechatIntentRouter,
   createConversationMemoryServiceFn =
     createConversationMemoryService,
   createManagedMemoryV2RuntimeFn =
@@ -71,6 +77,15 @@ export async function bootstrapPortalMemorySessionServices({
     createAgentCodeRunAdminConfigServiceFn(pool, { env });
   const wechatScheduleLlmConfigService =
     createWechatScheduleLlmConfigServiceFn(pool);
+  const wechatIntentRouterConfigService =
+    createWechatIntentRouterConfigServiceFn(pool, { env });
+  const wechatIntentRouter =
+    createManagedWechatIntentRouterFn({
+      llmProviderService,
+      configService: wechatIntentRouterConfigService,
+      env,
+      logger,
+    });
 
   const getEffectiveEnv = async () => {
     const state = await memoryV2ConfigService
@@ -140,6 +155,8 @@ export async function bootstrapPortalMemorySessionServices({
     systemDisclosurePolicyService,
     agentCodeRunPolicyService,
     wechatScheduleLlmConfigService,
+    wechatIntentRouterConfigService,
+    wechatIntentRouter,
     conversationMemoryService,
     memoryV2,
     episodicMemoryService,