es查询时，如果没有排序条件，默认按照发布时间倒叙

ruoyi-bussiness/src/main/java/com/ruoyi/cms/service/impl/ESJobSearchImpl.java

@@ -584,6 +584,9 @@ public class ESJobSearchImpl implements IESJobSearchService
             if(esJobSearch.getOrder()==3){
                 wrapper.orderByDesc(ESJobDocument::getMaxSalary);
             }
+        }else{
+            //默认按照发布时间倒叙
+            wrapper.orderByDesc(ESJobDocument::getPostingDate);
         }
         //企业用户排除es去除jobIds
         boolean isCompanyUser = StringUtil.IS_COMPANY_USER.equals(esJobSearch.getUserType());
@@ -700,6 +703,9 @@ public class ESJobSearchImpl implements IESJobSearchService
                 wrapper.orderByDesc(ESJobDocument::getApplyNum);
                 wrapper.orderByDesc(ESJobDocument::getView);
             }
+        }else{
+            //默认按照发布时间倒叙
+            wrapper.orderByDesc(ESJobDocument::getPostingDate);
         }
         EsPageInfo<ESJobDocument> esJobDocumentEsPageInfo = esJobDocumentMapper.pageQuery(wrapper, pageNum, pageSize);
         return esJobDocumentEsPageInfo;