[FEATURE] Open source Trace export to evaluation set

[lsy357]

📋 Please ensure that:

• I have searched existing issues to avoid duplicates
• I have provided a clear problem statement and solution
• I understand this is a feature request and not a bug report
• I am willing to help implement this feature if needed
• I have submitted this feature request in English (otherwise it will not be processed)

🎯 Problem Statement

The open-source version does not support manual import of Trace data into the evaluation set.

💡 Proposed Solution

Trace export to evaluation set

📋 Use Cases

• Conduct evaluation on the selected online data.

⚡ Priority

None

🔧 Component

None

🔄 Alternatives Considered

No response

🎨 Mockups/Designs

No response

⚙️ Technical Details

No response

✅ Acceptance Criteria

No response

📝 Additional Context

No response

[lsy357]

The backend code has been open-sourced, and the frontend code is being prepared for open-sourcing.