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点击登录后没反应，而且课程包页面都没显示图片

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### Describe the bug https://github.com/user-attachments/assets/aa4543d9-6a09-4f8e-84bc-86f180131b69 https://github.com/user-attachments/assets/910eaeee-3d68-4e7f-9757-b5efdc077465 点击登录无响应，点击课程包也无响应 录了操作视频 ### Reproduction _No response_ ### Validations - [X] Read the [Contributing Guidelines](https://github.com/cuixueshe/earthworm/blob/main/CONTRIBUTING.md). - [X] Check that there isn't [already an issue](https://github.com/cuixueshe/earthworm/issues) that...

**Is your feature request related to a problem? Please describe.** Notepads does not support vertical block selection, which is a useful feature for editing columns of text or code **Describe...