I made the following revisions:
* Fixed the issue where the key help couldn't be closed with Esc.
* Corrected the incorrect key assignments in keyboard operations.
* Implemented functional improvements to the operation guide.
I made the following revisions:
* Fixed the issue where the key help couldn't be closed with Esc.
* Corrected the incorrect key assignments in keyboard operations.
* Implemented functional improvements to the operation guide.