### What problem does this PR solve?
Refactor: UmiJs -> Vite+React
### Type of change
- [x] Refactoring
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Co-authored-by: Liu An <asiro@qq.com>
### What problem does this PR solve?
Feat: Upload files in the chat box on the agent page #3221
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: Support uploading files when running agent #3221
### Type of change
- [x] New Feature (non-breaking change which adds functionality)