feat(chat): 채팅권 구매 가격과 채팅횟수 변경

- 기존: 30캔, 채팅 40개
- 변경: 10캔, 채팅 12개

src/main/kotlin/kr/co/vividnext/sodalive/chat/quota/room/ChatRoomQuotaController.kt

@@ -54,7 +54,7 @@ class ChatRoomQuotaController(
     ): ApiResponse<PurchaseRoomQuotaResponse> = run {
         if (member == null) throw SodaException("로그인 정보를 확인해주세요.")
         if (member.auth == null) throw SodaException("본인인증을 하셔야 합니다.")
-        if (req.container.isBlank()) throw SodaException("container를 확인해주세요.")
+        if (req.container.isBlank()) throw SodaException("잘못된 접근입니다")
 
         val room = chatRoomRepository.findByIdAndIsActiveTrue(chatRoomId)
             ?: throw SodaException("채팅방을 찾을 수 없습니다.")
@@ -79,7 +79,7 @@ class ChatRoomQuotaController(
             memberId = member.id!!,
             chatRoomId = chatRoomId,
             characterId = characterId,
-            addPaid = 40,
+            addPaid = 12,
             container = req.container
         )
 

src/main/kotlin/kr/co/vividnext/sodalive/chat/quota/room/ChatRoomQuotaService.kt

@@ -126,13 +126,13 @@ class ChatRoomQuotaService(
         memberId: Long,
         chatRoomId: Long,
         characterId: Long,
-        addPaid: Int = 40,
+        addPaid: Int = 12,
         container: String
     ): RoomQuotaStatus {
-        // 요구사항: 30캔 결제 및 UseCan에 방/캐릭터 기록
+        // 요구사항: 10캔 결제 및 UseCan에 방/캐릭터 기록
         canPaymentService.spendCan(
             memberId = memberId,
-            needCan = 30,
+            needCan = 10,
             canUsage = CanUsage.CHAT_QUOTA_PURCHASE,
             chatRoomId = chatRoomId,
             characterId = characterId,