修复订阅授权返回后生成中断

生成动作先进入拼图进度页并立即发起生成

订阅授权改为非阻塞尝试，避免闪回卡住提交

移除订阅结果回写 web-view URL 导致回首页的逻辑

更新小程序订阅消息授权与发送边界文档

src/components/platform-entry/PlatformEntryFlowShellImpl.tsx

@@ -6748,7 +6748,6 @@ export function PlatformEntryFlowShellImpl({
       if (payload.action !== 'compile_puzzle_draft') {
         return;
       }
-      await requestGenerationResultSubscribePermission();
       markDraftGenerating('puzzle', [
         session.sessionId,
         buildPuzzleResultWorkId(session.sessionId),
@@ -6779,6 +6778,7 @@ export function PlatformEntryFlowShellImpl({
           error: null,
         },
       }));
+      void requestGenerationResultSubscribePermission();
     },
     onActionError: async ({ payload, errorMessage, session, setSession }) => {
       if (payload.action !== 'compile_puzzle_draft') {
@@ -7981,7 +7981,7 @@ export function PlatformEntryFlowShellImpl({
 
       try {
         const actionPayload = buildPuzzleCompileActionFromFormPayload(payload);
-        await requestGenerationResultSubscribePermission();
+        void requestGenerationResultSubscribePermission();
         const response = await executePuzzleAgentAction(
           nextSession.sessionId,
           actionPayload,

src/services/wechatMiniProgramSubscribe.test.ts

@@ -34,15 +34,35 @@ describe('wechatMiniProgramSubscribe', () => {
 
     expect(requested).toBe(true);
     expect(navigateTo).toHaveBeenCalledWith({
-      url: expect.stringMatching(
-        /^\/pages\/subscribe-message\/index\?.*autoRequest=1/u,
-      ),
+      url: expect.stringMatching(/^\/pages\/subscribe-message\/index\?/u),
       success: expect.any(Function),
       fail: expect.any(Function),
     });
+    expect(navigateTo.mock.calls[0]?.[0].url).not.toContain('autoRequest=1');
     expect(window.location.hash).toBe('');
   });
 
+  test('keeps waiting even when native page returns immediately after navigate success', async () => {
+    const navigateTo = vi.fn((options) => {
+      window.dispatchEvent(new Event('focus'));
+      options.success?.();
+    });
+    window.history.replaceState(
+      null,
+      '',
+      '/creation/puzzle?clientRuntime=wechat_mini_program',
+    );
+    window.wx = {
+      miniProgram: {
+        navigateTo,
+      },
+    };
+
+    const requested = await requestGenerationResultSubscribePermission();
+
+    expect(requested).toBe(true);
+  });
+
   test('still accepts legacy hash result from native mini program page', async () => {
     const navigateTo = vi.fn((options) => {
       options.success?.();

src/services/wechatMiniProgramSubscribe.ts

@@ -2,7 +2,7 @@ import { isWechatMiniProgramRuntime } from './payment/paymentPlatform';
 
 const WECHAT_JS_SDK_URL = 'https://res.wx.qq.com/open/js/jweixin-1.6.0.js';
 const SUBSCRIBE_RESULT_HASH_KEY = 'wx_subscribe_result';
-const SUBSCRIBE_RESULT_TIMEOUT_MS = 30_000;
+const SUBSCRIBE_RESULT_TIMEOUT_MS = 2_500;
 const SUBSCRIBE_RESULT_RETURN_FALLBACK_MS = 800;
 
 function clearSubscribeResultHash() {
@@ -155,9 +155,10 @@ export async function requestGenerationResultSubscribePermission() {
   }
 
   const requestId = `subscribe_generation_result_${Date.now()}`;
+  const resultPromise = waitSubscribeResultFromHash();
   const navigated = await new Promise<boolean>((resolve) => {
     miniProgram.navigateTo?.({
-      url: `/pages/subscribe-message/index?requestId=${encodeURIComponent(requestId)}&scene=generation-result&autoRequest=1`,
+      url: `/pages/subscribe-message/index?requestId=${encodeURIComponent(requestId)}&scene=generation-result`,
       success() {
         resolve(true);
       },
@@ -169,7 +170,6 @@ export async function requestGenerationResultSubscribePermission() {
   if (!navigated) {
     return false;
   }
-  const resultPromise = waitSubscribeResultFromHash();
   const result = await resultPromise;
   return Boolean(result);
 }