fix：文件类消息不传递

controllers/ai/ai_file.go

@@ -316,13 +316,13 @@ func (this *AiFileController) FileRetrieve() {
 		frList = append(frList, *frItem)
 
 		for _, v := range historyList {
-			historyFr := new(aimod.HistoryChat)
-			historyFr.Ask = v.Ask
-			historyFr.Answer = v.Answer
-			frList = append(frList, *historyFr)
-
 			if v.OpenaiFileId != "" {
 				req.OpenaiFileId = append(req.OpenaiFileId, v.OpenaiFileId)
+			} else {
+				historyFr := new(aimod.HistoryChat)
+				historyFr.Ask = v.Ask
+				historyFr.Answer = v.Answer
+				frList = append(frList, *historyFr)
 			}
 		}