get buildlist add img

whole-estate/src/main/java/com/example/wholeestate/service/impl/BuildingServiceImpl.java

         QueryWrapper<Building> buildingQueryWrapper = new QueryWrapper<>();
         buildingQueryWrapper.eq("status", 1);
         List<Building> buildingList = buildingMapper.selectList(buildingQueryWrapper);
+
+        for (Building build:buildingList) {
+            QueryWrapper<BuildingImg> BuildingImgQueryWrapper = new QueryWrapper<>();
+            BuildingImgQueryWrapper.eq("building_id", build.getBuildingId());
+            BuildingImgQueryWrapper.eq("img_type", "banner");
+            List<BuildingImg> buildingImg = buildingImgMapper.selectList(BuildingImgQueryWrapper);
+            build.setBuildingImg(buildingImg);
+        }
+
         responseBean.addSuccess(buildingList);
 
         return responseBean;