fix: command output to string

src/modules/crontask/backupEtcFromNE/backupEtcFromNE.go

@@ -116,7 +116,7 @@ func (s *BarProcessor) Execute(data any) (any, error) {
 			failureNEs = append(failureNEs, neInfo.NeType+"/"+neInfo.NeId)
 			continue
 		}
-		log.Trace("command output:", out)
+		log.Tracef("command output:%s", out)
 
 		md5Sum, err := global.GetFileMD5Sum(zipFilePath)
 		if err != nil {

src/modules/crontask/delExpiredNeBackup/delExpiredNeBackup.go

@@ -88,7 +88,7 @@ func (s *BarProcessor) Execute(data any) (any, error) {
 	// 返回结果，用于记录执行结果
 	return map[string]any{
 		"message":     "operation succeeded",
-		"deleteFiles": out,
+		"deleteFiles": string(out),
 		"affected":    affected,
 	}, nil
 }