feat(auth): 新增谷歌验证码登录 implement Google Authenticator support for two-factor authentication

- Add Google Authenticator integration for enhanced login security-Update admin edit page to include login type selection
- Modify login process to support two-factor authentication
- Add new database fields for login type and GA secret
- Update client-side JavaScript to handle GA code input and validation

app/admin/controller/Login.php

@@ -56,6 +56,11 @@ class Login extends AdminController
         if ($admin->status == 0) {
             $this->error('账号已被禁用');
         }
+        if ($admin->login_type == 2) {
+            if (empty($post['ga_code'])) $this->error('请输入谷歌验证码', ['is_ga_code' => true]);
+            $ga = new \Wolfcode\Authenticator\google\PHPGangstaGoogleAuthenticator();
+            if (!$ga->verifyCode($admin->ga_secret, $post['ga_code'])) $this->error('谷歌验证码错误');;
+        }
         $admin->login_num += 1;
         $admin->save();
         $admin = $admin->toArray();