更新内容：
- 修复代码块输入空格和Tab键时的bug
- 代码块内容过长时自动换行
- 设置一个tab键宽度为4个空格宽度，（由于字体原因，windows下一个tab键宽度为6个空格宽度）
- 图片改为行内块
Update content:
- Fix bug when entering spaces and Tab keys in code blocks
- Automatically wrap code block content when it is too long
- Set a tab width of 4 spaces (due to font limitations, the next tab width in Windows is 6 spaces)
- Change the image to an intra row block