legalMoveColorBlack

src/main/java/de/hsfulda/onses/services/GameService.java

@@ -33,6 +33,8 @@ public class GameService {
 
         if (card.getValue() == lastCard.getValue()) legalMoveFound = true; // same value
 
+        if (card.getColor() == Card.Color.BLACK) legalMoveFound = true; // Color Black
+
         return legalMoveFound;
     }