工作目录中有一些文件夹。开始工作时，代理将删除一些文件夹并保留一些文件夹。
未选中清理工作目录。
这就是正在发生的事情-
09:31:56.978 [go] Job Started: 2018-10-12 09:31:56 UTC
09:31:56.978 [go] Start to prepare project on unknown-host-88 [/var/lib/go-agent-1]
09:31:56.984 [go] Keeping folder folder1
09:31:56.984 [go] Keeping folder folder2
09:31:56.984 [go] Deleting folder folder3
09:31:56.984 [go] Start to update materials.
我不想删除folder3。反正有配置吗？