[Feature]: Add recent activity sorting in assistants

[MasticoreChen]

Note

This issue was translated by Claude.

Issue Checklist

• I understand that issues are for reporting problems and requesting features, not for off-topic comments, and I will provide as much detail as possible to help resolve the issue.
• I have checked the pinned issues and searched through the existing open issues, closed issues, and discussions and did not find a similar suggestion.
• I have provided a short and descriptive title so that developers can quickly understand the issue when browsing the issue list, rather than vague titles like "A suggestion" or "Stuck."
• The latest version of Cherry Studio does not include the feature I am suggesting.

Platform

Windows

Version

v1.8.4

Is your feature request related to an existing issue?

Currently using many assistants and topics, it's easy to forget which topic was recently interacted with, can only rely on keyword search🔍

Desired Solution

Add recent activity order sorting in assistants to facilitate understanding recent conversations

Alternative Solutions

Add various sorting functions

Additional Information

No response

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Original Content

Issue Checklist

• I understand that issues are for reporting problems and requesting features, not for off-topic comments, and I will provide as much detail as possible to help resolve the issue.
• I have checked the pinned issues and searched through the existing open issues, closed issues, and discussions and did not find a similar suggestion.
• I have provided a short and descriptive title so that developers can quickly understand the issue when browsing the issue list, rather than vague titles like "A suggestion" or "Stuck."
• The latest version of Cherry Studio does not include the feature I am suggesting.

Platform

Windows

Version

v1.8.4

Is your feature request related to an existing issue?

目前使用的助手和话题较多，容易忘记最近通过哪个话题交互，只能靠关键字搜索🔍

Desired Solution

助手中增加最近活动顺序排序，方便了解最近的对话

Alternative Solutions

增加各类排序功能

Additional Information

No response