Add active room stays endpoint

src/main/kotlin/com/android/trisolarisserver/controller/dto/RoomStayDtos.kt

@@ -0,0 +1,18 @@
+package com.android.trisolarisserver.controller.dto
+
+import java.util.UUID
+
+data class ActiveRoomStayResponse(
+    val roomStayId: UUID,
+    val bookingId: UUID,
+    val guestId: UUID?,
+    val guestName: String?,
+    val guestPhone: String?,
+    val roomId: UUID,
+    val roomNumber: Int,
+    val roomTypeId: UUID,
+    val roomTypeName: String,
+    val fromAt: String,
+    val checkinAt: String?,
+    val expectedCheckoutAt: String?
+)