feat: BAC-30 Implement Jackson Mapping via DTOs (#102)

Reviewed-on: #102
Co-authored-by: Janis <janis.e.20@gmx.de>
Co-committed-by: Janis <janis.e.20@gmx.de>

knockoutwhistweb/app/dto/subDTO/RoundDTO.scala

@@ -0,0 +1,18 @@
+package dto.subDTO
+
+import de.knockoutwhist.cards.Card
+import de.knockoutwhist.cards.CardValue.Ace
+
+case class RoundDTO(trumpSuit: CardDTO, firstRound: Boolean, tricklist: List[TrickDTO])
+
+object RoundDTO {
+
+  def apply(round: de.knockoutwhist.rounds.Round): RoundDTO = {
+    RoundDTO(
+      trumpSuit = CardDTO(Card(Ace, round.trumpSuit)),
+      firstRound = round.firstRound,
+      tricklist = round.tricklist.map(trick => TrickDTO(trick))
+    )
+  }
+
+}