# 后台刮削

**开启后台刮削**，后台会每3分钟检查 目标目录 进行自动刮削。

<figure><img src="/files/e0HYFcTAFjmfsrFlrmzy" alt=""><figcaption></figcaption></figure>

**后台刮削目录：**

监听两个目标目录

`/app/download`&#x20;

该目录需要自在部署docker应用时额外再映射一个目录到/app/download，这个目录做为新增文件的下载目录可以是自定义的任意目录

`/app/media/download`

该目录不需要再次映射，因为/app/media 不出意外你在部署时已经映射过了，只需要在/app/media创建一个download 目录即可

**音乐预处理**

支持声纹识别、乱码修复、繁体转简体

**音乐自动刮削**


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