feat(auth): 登录注册 - 添加短信通知与组合验证支持

backend/internal/auth/linuxdo.go

@@ -227,6 +227,13 @@ func (s *Service) CompleteLinuxDOLogin(stateValue string, code string) (*LinuxDO
 			return nil, err
 		}
 	} else if errors.Is(err, gorm.ErrRecordNotFound) {
+		policy, policyErr := s.verificationPolicy()
+		if policyErr != nil {
+			return nil, policyErr
+		}
+		if policy.SMSAndEmailRegistration {
+			return nil, kernel.Forbidden("平台要求短信和邮箱验证，请先通过注册页面创建账号；第三方登录不能绕过双重验证")
+		}
 		registrationEnabled, settingErr := s.RegistrationEnabled()
 		if settingErr != nil {
 			return nil, settingErr