fix: 修复 2925 收件模式轮询与重复注入

- receive 模式下跳过 2925 邮箱页顶部账号校验
- 解析 bounce 转发地址与中文日期，避免误过滤验证码邮件
- 为内容脚本增加重复注入保护，避免重复声明导致轮询失效

background/steps/fetch-login-code.js

@@ -69,6 +69,10 @@
     }
 
     function getExpectedMail2925MailboxEmail(state = {}) {
+      if (String(state?.mail2925Mode || '').trim().toLowerCase() === 'receive') {
+        return '';
+      }
+
       if (Boolean(state?.mail2925UseAccountPool)) {
         const currentAccountId = String(state?.currentMail2925AccountId || '').trim();
         const accounts = Array.isArray(state?.mail2925Accounts) ? state.mail2925Accounts : [];

background/steps/fetch-signup-code.js

@@ -26,6 +26,10 @@
     } = deps;
 
     function getExpectedMail2925MailboxEmail(state = {}) {
+      if (String(state?.mail2925Mode || '').trim().toLowerCase() === 'receive') {
+        return '';
+      }
+
       if (Boolean(state?.mail2925UseAccountPool)) {
         const currentAccountId = String(state?.currentMail2925AccountId || '').trim();
         const accounts = Array.isArray(state?.mail2925Accounts) ? state.mail2925Accounts : [];

content/mail-2925.js

@@ -1,6 +1,13 @@
 // content/mail-2925.js - Content script for 2925 Mail (steps 4, 8)
 // Injected dynamically on: 2925.com
 
+(function initMail2925ContentScript() {
+if (window.__MULTIPAGE_MAIL2925_SCRIPT_LOADED__) {
+  console.log('[MultiPage:mail-2925] Duplicate injection skipped on', location.href);
+  return;
+}
+window.__MULTIPAGE_MAIL2925_SCRIPT_LOADED__ = true;
+
 const MAIL2925_PREFIX = '[MultiPage:mail-2925]';
 const isTopFrame = window === window.top;
 
@@ -699,10 +706,29 @@ function extractEmails(text = '') {
   return [...new Set(matches.map((item) => item.toLowerCase()))];
 }
 
+function extractForwardedTargetEmails(text = '') {
+  const normalizedText = String(text || '').toLowerCase();
+  const matches = normalizedText.match(/bounce\+[a-z0-9._%+-]*-([a-z0-9._%+-]+)=([a-z0-9.-]+\.[a-z]{2,})@(?:tm\d*\.openai\.com|em\d+\.tm\.openai\.com)/gi) || [];
+  const decoded = matches
+    .map((candidate) => {
+      const match = String(candidate || '').match(/bounce\+[a-z0-9._%+-]*-([a-z0-9._%+-]+)=([a-z0-9.-]+\.[a-z]{2,})@/i);
+      if (!match) {
+        return '';
+      }
+      return `${match[1].toLowerCase()}@${match[2].toLowerCase()}`;
+    })
+    .filter(Boolean);
+  return [...new Set(decoded)];
+}
+
 function emailMatchesTarget(candidate, targetEmail) {
   const normalizedCandidate = String(candidate || '').trim().toLowerCase();
   const normalizedTarget = String(targetEmail || '').trim().toLowerCase();
-  return Boolean(normalizedCandidate && normalizedTarget && normalizedCandidate === normalizedTarget);
+  if (!normalizedCandidate || !normalizedTarget) {
+    return false;
+  }
+
+  return normalizedCandidate === normalizedTarget;
 }
 
 function getTargetEmailMatchState(text, targetEmail) {
@@ -717,12 +743,30 @@ function getTargetEmailMatchState(text, targetEmail) {
   }
 
   const extractedEmails = extractEmails(normalizedText);
+  const forwardedTargetEmails = extractForwardedTargetEmails(normalizedText);
   if (!extractedEmails.length) {
+    return forwardedTargetEmails.length
+      ? {
+        matches: forwardedTargetEmails.some((candidate) => emailMatchesTarget(candidate, normalizedTarget)),
+        hasExplicitEmail: true,
+      }
+      : { matches: true, hasExplicitEmail: false };
+  }
+
+  const targetDomain = normalizedTarget.includes('@')
+    ? normalizedTarget.split('@').pop()
+    : '';
+  const comparableEmails = [...new Set(
+    (targetDomain
+      ? [...extractedEmails, ...forwardedTargetEmails].filter((candidate) => String(candidate || '').trim().toLowerCase().endsWith(`@${targetDomain}`))
+      : [...extractedEmails, ...forwardedTargetEmails])
+  )];
+  if (!comparableEmails.length) {
     return { matches: true, hasExplicitEmail: false };
   }
 
   return {
-    matches: extractedEmails.some((candidate) => emailMatchesTarget(candidate, normalizedTarget)),
+    matches: comparableEmails.some((candidate) => emailMatchesTarget(candidate, normalizedTarget)),
     hasExplicitEmail: true,
   };
 }
@@ -782,6 +826,17 @@ function parseMailItemTimestamp(item) {
     return date.getTime();
   }
 
+  match = timeText.match(/(\d{1,2})月(\d{1,2})日(?:\s*(\d{1,2}):(\d{2}))?/);
+  if (match) {
+    date.setMonth(Number(match[1]) - 1, Number(match[2]));
+    if (match[3] && match[4]) {
+      date.setHours(Number(match[3]), Number(match[4]), 0, 0);
+    } else {
+      date.setHours(0, 0, 0, 0);
+    }
+    return date.getTime();
+  }
+
   match = timeText.match(/(\d{4})-(\d{1,2})-(\d{1,2})\s*(\d{1,2}):(\d{2})/);
   if (match) {
     return new Date(
@@ -1168,3 +1223,4 @@ async function handlePollEmail(step, payload) {
 }
 
 }
+})();

content/signup-page.js

@@ -2,6 +2,7 @@
 // Injected on: auth0.openai.com, auth.openai.com, accounts.openai.com
 // Dynamically injected on: chatgpt.com
 
+(function initSignupPageContentScript() {
 console.log('[MultiPage:signup-page] Content script loaded on', location.href);
 
 const SIGNUP_PAGE_LISTENER_SENTINEL = 'data-multipage-signup-page-listener';
@@ -3560,3 +3561,4 @@ async function step5_fillNameBirthday(payload) {
   log('步骤 5：已点击“完成帐户创建”，当前步骤直接完成，不再等待页面结果。');
   return completionPayload;
 }
+})();

content/utils.js

@@ -1,6 +1,6 @@
 // content/utils.js — Shared utilities for all content scripts
 
-const getActivationStrategy = self.MultiPageActivationUtils?.getActivationStrategy;
+var getActivationStrategy = self.MultiPageActivationUtils?.getActivationStrategy;
 
 function detectScriptSource({
   injectedSource,
@@ -26,7 +26,7 @@ function detectScriptSource({
   return 'vps-panel';
 }
 
-const SCRIPT_SOURCE = (() => {
+var SCRIPT_SOURCE = (() => {
   return detectScriptSource({
     injectedSource: window.__MULTIPAGE_SOURCE,
     url: location.href,
@@ -38,9 +38,9 @@ function getRuntimeScriptSource() {
   return window.__MULTIPAGE_SOURCE || SCRIPT_SOURCE;
 }
 
-const LOG_PREFIX = `[MultiPage:${SCRIPT_SOURCE}]`;
-const STOP_ERROR_MESSAGE = '流程已被用户停止。';
-let flowStopped = false;
+var LOG_PREFIX = `[MultiPage:${SCRIPT_SOURCE}]`;
+var STOP_ERROR_MESSAGE = '流程已被用户停止。';
+var flowStopped = false;
 
 if (!window.__MULTIPAGE_UTILS_LISTENER_READY__) {
   window.__MULTIPAGE_UTILS_LISTENER_READY__ = true;

tests/mail-2925-content.test.js

@@ -319,6 +319,7 @@ return {
 test('handlePollEmail skips explicit mismatched target emails when receive-mode matching is enabled', async () => {
   const bundle = [
     extractFunction('extractEmails'),
+    extractFunction('extractForwardedTargetEmails'),
     extractFunction('emailMatchesTarget'),
     extractFunction('getTargetEmailMatchState'),
     extractFunction('normalizeMinuteTimestamp'),