修改：

1.添加大哥信息查询筛选接口

src/main/java/com/yupi/springbootinit/service/ServerBigBrotherService.java

@@ -0,0 +1,20 @@
+package com.yupi.springbootinit.service;
+
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.yupi.springbootinit.model.dto.host.HostInfoDTO;
+import com.yupi.springbootinit.model.dto.host.ServerBigBrotherDTO;
+import com.yupi.springbootinit.model.entity.ServerBigBrother;
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.yupi.springbootinit.model.vo.bigbrother.ServerBigBrotherVO;
+import com.yupi.springbootinit.model.vo.hosts.NewHostsVO;
+/*
+* @author: ziin
+* @date: 2025/6/25 19:21
+*/
+    
+public interface ServerBigBrotherService extends IService<ServerBigBrother>{
+
+
+    Page<ServerBigBrotherVO> getConditionHosts(ServerBigBrotherDTO serverBigBrotherDTO);
+
+}