Feat: support agent version history. (#6130)

### What problem does this PR solve?
Add history version save
- Allows users to view and download agent files by version revision
history

![image](https://github.com/user-attachments/assets/c300375d-8b97-4230-9fc4-83d148137132)

_Briefly describe what this PR aims to solve. Include background context
that will help reviewers understand the purpose of the PR._

### Type of change

- [ ] Bug Fix (non-breaking change which fixes an issue)
- [x] New Feature (non-breaking change which adds functionality)
- [ ] Documentation Update
- [ ] Refactoring
- [ ] Performance Improvement
- [ ] Other (please describe):

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Co-authored-by: Kevin Hu <kevinhu.sh@gmail.com>

web/src/utils/api.ts

@@ -127,6 +127,8 @@ export default {
   getCanvasSSE: `${api_host}/canvas/getsse`,
   removeCanvas: `${api_host}/canvas/rm`,
   setCanvas: `${api_host}/canvas/set`,
+  getListVersion: `${api_host}/canvas/getlistversion`,
+  getVersion: `${api_host}/canvas/getversion`,
   resetCanvas: `${api_host}/canvas/reset`,
   runCanvas: `${api_host}/canvas/completion`,
   testDbConnect: `${api_host}/canvas/test_db_connect`,