refac: 변경한 DTO에 따라 코드 수정

- Spatie/DataTransferObject 대비
  - MapFrom,MapTo -> RawName
  - Strict -> 항상
     - 심지어 raw type도 더 까다롭게
  - array에 MapConverter 적용
  - NullIsUndefined 적용
  - 빈 nullable arg자리에 null 강제 지정
- Vue3에 v-model.number 지정
  - input type="number" 기준

hwe/index.php

@@ -116,7 +116,7 @@ $lastVoteID = $gameStor->lastVote;
 $lastVote = null;
 if($lastVoteID){
     $voteStor = KVStorage::getStorage($db, 'vote');
-    $lastVote = new VoteInfo($voteStor->getValue("vote_{$lastVoteID}"));
+    $lastVote = VoteInfo::fromArray($voteStor->getValue("vote_{$lastVoteID}"));
     if($lastVote->endDate && $lastVote->endDate < TimeUtil::now()){
         $lastVote = null;
     }