Describe the bug
问题描述
A clear and concise description of what the bug is.

To Reproduce
如何复现
Steps to reproduce the behavior:

1. 浏览器A的插件导出所有数据
2. 浏览器B的插件导入所有数据
3. 浏览器B中没有浏览器A中配置的 llm provider

Expected behavior
期望行为
浏览器B中的配置与浏览器A相同

Screenshots
截图说明
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Please complete the following information):
请补全以下内容

• OS: [e.g. Windows]
• Browser: [e.g. chrome, safari]
• Extension Version: [e.g. v2.0.2]

Additional context
其他
Add any other context about the problem here.