Feat: Migrate the code operator to the new agent. #3221 (#7731)

### What problem does this PR solve?

Feat: Migrate the code operator to the new agent. #3221

### Type of change


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

web/src/pages/agent/form-sheet/next.tsx

@@ -98,7 +98,7 @@ const FormSheet = ({
   return (
     <Sheet open={visible} modal={false}>
       <SheetTitle className="hidden"></SheetTitle>
-      <SheetContent className={cn('bg-white top-20 p-0')} closeIcon={false}>
+      <SheetContent className={cn('top-20 p-0')} closeIcon={false}>
         <SheetHeader>
           <section className="flex-col border-b py-2 px-5">
             <div className="flex items-center gap-2 pb-3">

web/src/pages/agent/form-sheet/use-form-config-map.tsx

@@ -9,6 +9,7 @@ import BaiduForm from '../form/baidu-form';
 import BeginForm from '../form/begin-form';
 import BingForm from '../form/bing-form';
 import CategorizeForm from '../form/categorize-form';
+import CodeForm from '../form/code-form';
 import CrawlerForm from '../form/crawler-form';
 import DeepLForm from '../form/deepl-form';
 import DuckDuckGoForm from '../form/duckduckgo-form';
@@ -130,6 +131,17 @@ export function useFormConfigMap() {
         language: z.string(),
       }),
     },
+    [Operator.Code]: {
+      component: CodeForm,
+      defaultValues: {
+        message_history_window_size: 6,
+      },
+      schema: z.object({
+        llm_id: z.string(),
+        message_history_window_size: z.number(),
+        language: z.string(),
+      }),
+    },
     [Operator.Baidu]: {
       component: BaiduForm,
       defaultValues: { top_n: 10 },