feat(system): 添加用户同步接口并优化返回逻辑

- 在 application.yaml 中新增 /admin-api/system/user-sync 接口路径- 用户同步服务实现类中引入 java.util 包简化导入-优化用户同步结果返回逻辑，增加成功状态过滤判断
- 当存在任意成功的用户同步结果时返回成功响应
- 若无成功结果则统一返回失败响应信息

jeelowcode-service/jeelowcode-service-system-biz/src/main/java/com/jeelowcode/service/system/service/impl/UserSyncServiceImpl.java

@@ -21,10 +21,7 @@ import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
-import java.util.Collections;
-import java.util.List;
-import java.util.Objects;
-import java.util.Set;
+import java.util.*;
 import java.util.stream.Collectors;
 
 /**
@@ -114,7 +111,11 @@ public class UserSyncServiceImpl implements IUserSyncService {
                 }
             }
         }).collect(Collectors.toList());
-        return MasterRespResult.buildSuccess(mdMappings);
+        // 3.返回结果
+        return mdMappings.stream()
+                .filter(MasterUserResultVO::getSuccess).findAny()
+                .map(masterUserResult -> MasterRespResult.buildSuccess(mdMappings))
+                .orElseGet(() -> MasterRespResult.buildFail(mdMappings));
     }