feat: set the edge as the data source to achieve two-way linkage betw… (#1299)

### What problem does this PR solve?

feat: set the edge as the data source to achieve two-way linkage between
the edge and the to field. #918

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/flow/canvas/node/categorize-handle.tsx

@@ -22,7 +22,8 @@ const CategorizeHandle = ({ top, right, text, idx }: IProps) => {
     <Handle
       type="source"
       position={Position.Right}
-      id={`CategorizeHandle${idx}`}
+      // id={`CategorizeHandle${idx}`}
+      id={text}
       isConnectable
       style={{
         ...DEFAULT_HANDLE_STYLE,