added cmd playing mode

Backend/schafkopf-shared/src/main/kotlin/SchafkopfGameController.kt

@@ -1,5 +1,7 @@
 package de.heiserer
 
+import card.CardList
+import card.CardToolkit
 import de.heiserer.cards.*
 import de.heiserer.player.Player
 

Backend/schafkopf-shared/src/main/kotlin/card/CardList.kt

@@ -1,4 +1,8 @@
-package de.heiserer.cards
+package card
+
+import de.heiserer.cards.Card
+import de.heiserer.cards.GameType
+import de.heiserer.cards.SortedCardList
 
 interface CardList {
     fun add(card: Card)

Backend/schafkopf-shared/src/main/kotlin/card/CardToolkit.kt

@@ -1,9 +1,13 @@
-package de.heiserer.cards
+package card
+
+import de.heiserer.cards.Card
+import de.heiserer.cards.GameType
+import de.heiserer.cards.UnsortedCardList
 
 class CardToolkit private constructor(private val gameType: GameType) {
     private val sortedCardList = UnsortedCardList(true).asSortedCardList(gameType)
 
-    fun isTrumpf(card: Card): Boolean = card in sortedCardList.getTrumpf().getCopyOfCards()
+    fun isTrumpf(card: Card): Boolean = card in sortedCardList.getTrumpf()
 
     fun whoTricks(cards: CardList): Int {
         if(cards.size() != 4){

Backend/schafkopf-shared/src/main/kotlin/card/UnsortedCardList.kt

@@ -1,5 +1,7 @@
 package de.heiserer.cards
 
+import card.CardList
+
 open class UnsortedCardList(withAllCards: Boolean = false): CardList {
     private val cards: MutableList<Card> = if(withAllCards){
         enumValues<Card>().toMutableList()

Backend/schafkopf-shared/src/main/kotlin/player/NPCPlayer.kt

@@ -1,5 +1,6 @@
 package de.heiserer.player
 
+import card.CardToolkit
 import de.heiserer.cards.*
 
 class NPCPlayer(name: String) : Player(name){

Backend/schafkopf-shared/src/main/kotlin/player/Player.kt

@@ -1,5 +1,6 @@
 package de.heiserer.player
 
+import card.CardToolkit
 import de.heiserer.cards.*
 
 abstract class Player(private var name: String){

Backend/schafkopf-shared/src/test/kotlin/CardToolkitTest.kt

@@ -1,3 +1,4 @@
+import card.CardToolkit
 import de.heiserer.cards.*
 import org.junit.jupiter.api.Assertions.assertEquals
 import org.junit.jupiter.api.Test