Merge pull request #480 from sparcs-kaist/#479-fix-abuse-detection-sc…

…ript

#479 [Bug] 참여자가 1명인 방에 대해서도 어뷰징 감지 스크립트가 반응하는 버그

src/lottery/schedules/detectAbusingUsers.js

@@ -134,6 +134,7 @@ const detectLessChatUsers = async (period, candidateUserIds) => {
       if (
         period.startAt > room.time ||
         period.endAt <= room.time ||
+        room.part.length < 2 ||
         room.settlementTotal === 0
       )
         return null;