refactor: 提取用户信息获取逻辑到 util.NewSelfNodeMessage 函数，简化消息处理逻辑

handler/scoresaber/score.go

@@ -306,17 +306,7 @@ func getMyRecentScore(msg model.Message) (reply *model.Reply) {
 				Text: "玩家 " + userName + " 的" + strconv.Itoa(recordCount) + "条最近记录为：\n" + scoreMsg,
 			},
 		}
-		nodeMsg := message.NewNodeMessage()
-		loginAccountInfo, err := action.GetLoginAccountInfo()
-		if err != nil {
-			log.Println("GetLoginAccountInfo error:", err)
-			return nil
-		}
-		if loginAccountInfo == nil {
-			return nil
-		}
-		nodeMsg.Data.UserID = strconv.FormatInt(int64(loginAccountInfo.Data.UserID), 10)
-		nodeMsg.Data.Nickname = loginAccountInfo.Data.Nickname
+		nodeMsg := util.NewSelfNodeMessage()
 		nodeMsg.Data.Content = []any{&textMsg}
 		action.ActionManager.SendForward(
 			&model.Reply{