下载权限需求

### Please make sure of the following things

- [X] I have read the [documentation](https://alist.nn.ci).
- [X] I'm sure there are no duplicate issues or discussions.
- [X] I'm sure this feature is not implemented.
- [X] I'm sure it's a reasonable and popular requirement.

### Description of the feature / 需求描述

希望可以选择一个文件或者文件夹后，单独创建一个下载页面
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### Suggested solution / 实现思路

【思路】也就是把分享的文件或者文件夹创建一个链接后，把这个文件路径给隐藏去掉
【方法】

### Additional context / 附件

_No response_