重做多选

[Marrrrrrrrry]

Please make sure of the following things

• [X] I have read the documentation.
• [X] I'm sure there are no duplicate issues or discussions.
• [ ] 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

现在的多选我个人觉得十分难用，根据官方文档给出的方法，体验也非常差 我认为在电脑web端，用鼠标框选是有必要的，如果可以增加键盘快捷键，例如shift和ctrl来实现多选的其他功能会更好 而且现在的多选，开启复选框后一个个重新选择，一不小心就会点进想选中的文件/文件夹里面去，退出后又得从头开始选择，用户十分生气

Suggested solution / 实现思路

No response

Additional context / 附件

No response

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[liuycy]

https://github.com/alist-org/alist-web/pull/157