feat: Support for Chat Flow & Agent Support for binding a single chat flow (#765)

Co-authored-by: Yu Yang <72337138+tomasyu985@users.noreply.github.com>
Co-authored-by: zengxiaohui <csu.zengxiaohui@gmail.com>
Co-authored-by: lijunwen.gigoo <lijunwen.gigoo@bytedance.com>
Co-authored-by: lvxinyu.1117 <lvxinyu.1117@bytedance.com>
Co-authored-by: liuyunchao.0510 <liuyunchao.0510@bytedance.com>
Co-authored-by: haozhenfei <37089575+haozhenfei@users.noreply.github.com>
Co-authored-by: July <jiangxujin@bytedance.com>
Co-authored-by: tecvan-fe <fanwenjie.fe@bytedance.com>

frontend/packages/workflow/components/src/workflow-modal/filter/index.tsx

@@ -55,13 +55,8 @@ const flowModeOptions = [
     label: I18n.t('wf_chatflow_76'),
     value: WorkflowMode.ChatFlow,
   },
-].filter(item => {
-  // The open-source version does not currently support conversation streaming
-  if (item.value === WorkflowMode.ChatFlow && IS_OPEN_SOURCE) {
-    return false;
-  }
-  return true;
-});
+];
+
 const WorkflowModalFilter: FC<WorkFlowModalModeProps> = props => {
   const context = useContext(WorkflowModalContext);
   const { i18nText, ModalI18nKey } = useI18nText();

frontend/packages/workflow/components/src/workflow-modal/sider/create-workflow-btn.tsx

@@ -80,8 +80,7 @@ export const CreateWorkflowBtn: FC<
 
   return (
     <>
-      {/* will support soon */}
-      {showSingleButton || IS_OPEN_SOURCE ? (
+      {showSingleButton ? (
         <Button
           className={className}
           color="hgltplus"