fix: isolate WeChat runtime delivery path

mindspace-page-data-finish-guard.integration.test.mjs

@@ -268,7 +268,13 @@ test('integration: WeChat Page Data runs Aider review before the delivery contra
   const order = [];
   const reviewCalls = [];
   const wechatCalls = [];
+  const submittedMessages = [];
+  const finishedMessages = [];
   let failReview = false;
+  const userAuth = createWechatUserAuth(workspaceRoot);
+  userAuth.finishWechatMpMessage = async (input) => {
+    finishedMessages.push(input);
+  };
 
   const service = createWechatMpService({
     config: {
@@ -286,7 +292,7 @@ test('integration: WeChat Page Data runs Aider review before the delivery contra
       pageDataAiderReviewEnabled: true,
       pageDataAiderReviewUsers: ['唐'],
     },
-    userAuth: createWechatUserAuth(workspaceRoot),
+    userAuth,
     htmlDeliveryAuthority: {
       async prepareWechatHtmlDelivery() {
         const artifact = {
@@ -339,7 +345,7 @@ test('integration: WeChat Page Data runs Aider review before the delivery contra
         };
       },
     },
-    sessionApiFetch: async (sessionId, pathname) => {
+    sessionApiFetch: async (sessionId, pathname, init = {}) => {
       if (pathname === `/sessions/${sessionId}/events`) {
         return new Response(
           [
@@ -351,6 +357,7 @@ test('integration: WeChat Page Data runs Aider review before the delivery contra
         );
       }
       if (pathname === `/sessions/${sessionId}/reply`) {
+        submittedMessages.push(JSON.parse(init.body ?? '{}').user_message);
         return new Response('{}', { status: 200, headers: { 'Content-Type': 'application/json' } });
       }
       if (pathname === '/agent/harness_remember' || pathname === '/agent/harness_bootstrap') {
@@ -377,6 +384,10 @@ test('integration: WeChat Page Data runs Aider review before the delivery contra
     assert.equal(reviewCalls[0].sourceChannel, 'wechat_mp');
     assert.equal(reviewCalls[0].sourceMessageId, '10001');
     assert.equal(reviewCalls[0].forcePageData, true);
+    assert.equal(
+      submittedMessages[0]?.metadata?.memindRun?.pgRequired,
+      true,
+    );
     assert.deepEqual(
       reviewCalls[0].relativePaths,
       ['public/children-diet-survey.html'],
@@ -398,6 +409,11 @@ test('integration: WeChat Page Data runs Aider review before the delivery contra
     assert.ok(failedSend);
     const failedPayload = JSON.parse(failedSend[2]);
     assert.match(failedPayload.text.content, /Page Data|数据收集|绑定/);
+    assert.equal(finishedMessages.at(-1)?.status, 'failed');
+    assert.equal(
+      finishedMessages.at(-1)?.agentSessionId,
+      'session-page-data-1',
+    );
     assert.doesNotMatch(
       failedPayload.text.content,
       /https:\/\/m\.tkmind\.cn\/MindSpace\/user-page-data\/public\/children-diet-survey\.html/,