feat: 更新2925邮箱处理逻辑，增强验证码重发机制，调整测试用例

tests/mail-2925-content.test.js

@@ -60,13 +60,22 @@ let refreshCalls = 0;
 const clickOrder = [];
 const readAndDeleteCalls = [];
 const seenCodes = new Set();
+const deletedMailIds = new Set();
 const baselineMail = { id: 'baseline', text: 'OpenAI newsletter without code' };
 const newMail = { id: 'new', text: 'OpenAI verification code 654321' };
 
 function findMailItems() {
-  if (state === 'detail') return [];
-  if (state === 'baseline') return [baselineMail];
-  return [baselineMail, newMail];
+  const items = [];
+  if (state === 'detail') return items;
+  if (state === 'baseline' || state === 'with-new') {
+    if (!deletedMailIds.has('baseline')) {
+      items.push(baselineMail);
+    }
+  }
+  if (state === 'with-new' && !deletedMailIds.has('new')) {
+    items.push(newMail);
+  }
+  return items;
 }
 
 function getMailItemId(item) {
@@ -99,7 +108,9 @@ async function sleepRandom() {}
 
 async function returnToInbox() {
   clickOrder.push('inbox');
-  state = 'baseline';
+  if (state === 'detail') {
+    state = 'baseline';
+  }
   return true;
 }
 
@@ -113,6 +124,7 @@ async function refreshInbox() {
 
 async function openMailAndDeleteAfterRead(item) {
   readAndDeleteCalls.push(item.id);
+  deletedMailIds.add(item.id);
   return item.id === 'new' ? 'Your ChatGPT code is 654321' : 'No code here';
 }
 
@@ -142,7 +154,7 @@ return {
 
   assert.equal(result.code, '654321');
   assert.deepEqual(api.getClickOrder(), ['inbox', 'refresh', 'inbox', 'refresh']);
-  assert.deepEqual(api.getReadAndDeleteCalls(), ['new']);
+  assert.deepEqual(api.getReadAndDeleteCalls(), ['baseline', 'new']);
 });
 
 test('handlePollEmail ignores targetEmail and still tests any matching ChatGPT mail', async () => {