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>

backend/api/model/crossdomain/conversation/conversation.go

@@ -42,6 +42,7 @@ const (
 
 type Conversation struct {
 	ID          int64              `json:"id"`
+	Name        string             `json:"name"`
 	SectionID   int64              `json:"section_id"`
 	AgentID     int64              `json:"agent_id"`
 	ConnectorID int64              `json:"connector_id"`