fix: 下载调用前判断数量，否则不调用接口

src/main/java/com/docus/server/rpc/impl/DownPlatformServiceImpl.java

@@ -27,6 +27,9 @@ public class DownPlatformServiceImpl implements DownPlatformService {
 
     @Override
     public CommonResult report(ReportDownDto reportDownDto) {
+        if (!reportDownDto.getScanfiles().isEmpty()) {
+            return CommonResult.failed("文件数量为空！");
+        }
         String downUrl = serverUrlConfig.getDownloadPlatformServerUrl() + "api/downplatform/report";
         String requestId = Func.randomUUID();
         String requestParam = Func.toJson(reportDownDto);