Selective deletion of some historical conversations to avoid 504

[Mosiki]

Clear and concise description of the problem

使用代码作为消息内容提交，比较长，沟通几轮下来就 504 了。
看了下接口是将历史的对话记录都做了上传，而提供的清除按钮又会将历史上下文清空。

Suggested solution

能否支持选择性删除部分历史对话， 从而来减少一次性提交的数据长度？

Alternative

No response

Additional context

Validations

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• Read the Contributing Guide.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.

[sunht666]

ok I did't notice there's a similar question XD.hope come soon.