feat: build react flow nodes and edges from mock data #918 (#919)

### What problem does this PR solve?
feat: build react flow nodes and edges from mock data #918

### Type of change

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

web/src/pages/flow/canvas/node/index.less

@@ -1,6 +1,6 @@
 .textUpdaterNode {
-  height: 50px;
-  border: 1px solid #eee;
+  // height: 50px;
+  border: 1px solid black;
   padding: 5px;
   border-radius: 5px;
   background: white;