Feat: Combine Select and LlmSettingFieldItems into LLMSelect. #3221 (#5548)

### What problem does this PR solve?

Feat: Combine Select and LlmSettingFieldItems into LLMSelect. #3221

### Type of change


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

web/src/pages/agent/index.tsx

@@ -49,14 +49,14 @@ export default function Agent() {
     hideFileUploadModal,
   } = useHandleExportOrImportJsonFile();
 
-  useFetchDataOnMount();
+  const { flowDetail } = useFetchDataOnMount();
 
   return (
     <section>
-      <PageHeader back={navigateToAgentList} title="Agent 01">
+      <PageHeader back={navigateToAgentList} title={flowDetail.title}>
         <div className="flex items-center gap-2">
           <DropdownMenu>
-            <DropdownMenuTrigger>
+            <DropdownMenuTrigger asChild>
               <Button variant={'icon'} size={'icon'}>
                 <EllipsisVertical />
               </Button>