feat,wip: 경매장을 db table로 분리

hwe/sammo/DTO/AuctionInfoDetail.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace sammo\DTO;
+
+use sammo\DTO\Attr\Convert;
+use sammo\DTO\Attr\NullIsUndefined;
+use sammo\DTO\Converter\DateTimeConverter;
+
+class AuctionInfoDetail extends DTO
+{
+	public function __construct(
+		public string $title,
+		public string $openerName,
+
+		public int $minAmount,
+
+		#[NullIsUndefined]
+		public ?int $buyImmediatelyAmount,
+		#[NullIsUndefined]
+		public ?int $remainCloseDateExtensionCnt,
+		#[NullIsUndefined]
+		#[Convert(DateTimeConverter::class)]
+		public ?\DateTimeImmutable $availableLatestBidCloseDate,
+	) {
+	}
+}