[FEATURE]:  增加按键悬浮层实时显示

### Affected Platform

Windows

### Report Type

Question

### App Version

v1.47

### Description

请求增加按键可视化，实时按键悬浮显示 

参考: 
- https://obsproject.com/forum/resources/input-overlay.552/
-  https://github.com/0x5c0f/keyStats.linux#keystroke-overlay-optional 