feat: 添加编辑和取消编辑功能到2925邮箱管理器，更新相关UI和测试用例

tests/sidepanel-contribution-button.test.js

@@ -8,6 +8,7 @@ test('sidepanel html keeps a single contribution mode button in header', () => {
 
   assert.equal(matches.length, 1);
   assert.match(html, /id="btn-contribution-mode"[^>]*title="进入贡献模式"/);
+  assert.match(html, />贡献\/使用<\/button>/);
 });
 
 test('sidepanel source no longer keeps the legacy upload-page handler on the header contribution button', () => {

tests/sidepanel-mail2925-edit.test.js

@@ -0,0 +1,81 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+
+test('sidepanel html contains cancel edit button for mail2925 form', () => {
+  const html = fs.readFileSync('sidepanel/sidepanel.html', 'utf8');
+  assert.match(html, /id="btn-cancel-mail2925-edit"/);
+});
+
+test('mail2925 manager renders edit action for existing accounts', () => {
+  const source = fs.readFileSync('sidepanel/mail-2925-manager.js', 'utf8');
+  const windowObject = {};
+  const localStorageMock = {
+    getItem() {
+      return null;
+    },
+    setItem() {},
+  };
+
+  const api = new Function('window', 'localStorage', `${source}; return window.SidepanelMail2925Manager;`)(
+    windowObject,
+    localStorageMock
+  );
+
+  const mail2925AccountsList = { innerHTML: '', addEventListener() {} };
+  const manager = api.createMail2925Manager({
+    state: {
+      getLatestState: () => ({
+        currentMail2925AccountId: 'acc-1',
+        mail2925Accounts: [{
+          id: 'acc-1',
+          email: 'demo@2925.com',
+          password: 'secret',
+          enabled: true,
+          lastLoginAt: 0,
+          lastUsedAt: 0,
+          lastLimitAt: 0,
+          disabledUntil: 0,
+          lastError: '',
+        }],
+      }),
+      syncLatestState() {},
+    },
+    dom: {
+      btnAddMail2925Account: { textContent: '', disabled: false, addEventListener() {} },
+      btnCancelMail2925Edit: { style: { display: 'none' }, addEventListener() {} },
+      btnDeleteAllMail2925Accounts: { textContent: '', disabled: false, addEventListener() {} },
+      btnImportMail2925Accounts: { disabled: false, addEventListener() {} },
+      btnToggleMail2925List: { textContent: '', disabled: false, setAttribute() {}, addEventListener() {} },
+      inputMail2925Email: { value: '' },
+      inputMail2925Import: { value: '' },
+      inputMail2925Password: { value: '' },
+      mail2925AccountsList,
+      mail2925ListShell: { classList: { toggle() {} } },
+    },
+    helpers: {
+      getMail2925Accounts: (state) => state.mail2925Accounts || [],
+      escapeHtml: (value) => String(value || ''),
+      showToast() {},
+      openConfirmModal: async () => true,
+      copyTextToClipboard: async () => {},
+      refreshManagedAliasBaseEmail() {},
+    },
+    runtime: {
+      sendMessage: async () => ({}),
+    },
+    constants: {
+      copyIcon: '',
+      displayTimeZone: 'Asia/Shanghai',
+      expandedStorageKey: 'multipage-mail2925-list-expanded',
+    },
+    mail2925Utils: {
+      getMail2925AccountStatus: () => 'ready',
+      getMail2925ListToggleLabel: () => '展开列表（1）',
+      upsertMail2925AccountInList: (_accounts, nextAccount) => [nextAccount],
+    },
+  });
+
+  manager.renderMail2925Accounts();
+  assert.match(mail2925AccountsList.innerHTML, /data-account-action="edit"/);
+});

tests/sidepanel-mail2925-manager.test.js

@@ -17,6 +17,7 @@ test('sidepanel html contains mail2925 pool toggle and selector controls', () =>
 
   assert.match(html, /id="input-mail2925-use-account-pool"/);
   assert.match(html, /id="select-mail2925-pool-account"/);
+  assert.match(html, /id="btn-cancel-mail2925-edit"/);
 });
 
 test('mail2925 manager exposes a factory and renders empty state', () => {