### What problem does this PR solve?
Feat: Remove the copy icon from the toolbar for the Splitter and Parser
nodes #9869
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: Limit the number of Splitter and Parser operators on the canvas to
only one #9869
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: Cancel a running data flow test #9869
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: Display the data flow log on the far right. #9869
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Fix: Fixed the issue where the drop-down box could not be displayed
after selecting a large model #9869
### Type of change
- [x] Bug Fix (non-breaking change which fixes an issue)
### What problem does this PR solve?
Feat: Remove unnecessary data from the dsl #9869
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: Translate the splitter operator field #9869
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: Add splitter node component #9869
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: The agent's external page should be able to fill in the begin
parameter after being reset in task mode #9745
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: Delete unused code in the data pipeline #9869
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
### What problem does this PR solve?
Feat: Initialize the data pipeline canvas. #9869
### Type of change
- [x] New Feature (non-breaking change which adds functionality)
