feat: construct the edge of the classification operator from dsl #918 (#1329)

### What problem does this PR solve?

feat: construct the edge of the classification operator from dsl #918

### Type of change


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

web/src/pages/flow/utils.test.ts

@@ -36,6 +36,8 @@ test('build nodes and edges from dsl', () => {
   const { edges, nodes } = buildNodesAndEdgesFromDSLComponents(
     headhunter_zh.components,
   );
+  console.info('node length', nodes.length);
+  console.info('edge length', edges.length);
   try {
     fs.writeFileSync(
       path.join(__dirname, 'headhunter_zh.json'),