add ai_file upload

models/aimod/ai.go

@@ -169,7 +169,7 @@ type HistoryChat struct {
 
 // 修改
 func (obj *AiChatTopic) Update(updateParams, whereParam map[string]interface{}) (err error) {
-	to := orm.NewOrm()
+	to := orm.NewOrmUsingDB("ai")
 	ptrStructOrTableName := "ai_chat_topic"
 
 	qs := to.QueryTable(ptrStructOrTableName)