主要更新：
- 添加连续语音对话功能
- 添加快捷复制代码块功能
- 更新内置模型列表，支持将自定义模型标记为vision模型
- 优化部分按钮图标及功能提示
- 发送后自动清空输入框
- 修复 #48 comment
Major Updates:
- Added continuous voice conversation
- Added clicking to copy code block
- Updated built-in model list, and now supports marking custom models as vision models
- Optimized some button icons and usage tips
- Automatically clear the input box after sending
- Fixed #48 comment