Broadcast channel (#1)

* added sessions

* added sessions

* added sessions

* Edited Schafkopf classes

* removed LOG usages and removed unused method

* changed dotenv version

* added dotenv for ip address and deleted unused class

* removed unused logger

* removed unused logger

* renamed server classes

* renamed server classes

* changed schafkopf klassen

* added SpielController for a few Games

* added initialization of cards and ability to show cards in frontend

* SpielController.drawio eingefügt

* SpielController.drawio aktualisiert

* SpielController.drawio aktualisiert

* updated SpielController.drawio

* edited drawio

* edited drawio and renamed wert to punkte

---------

Co-authored-by: Tobias <tibistruppi.te@gmail.com>

src/main/java/org/example/spielController/SpielController.java

@@ -0,0 +1,20 @@
+package org.example.spielController;
+
+import org.example.Karte;
+
+import java.util.List;
+
+public abstract class SpielController {
+    protected List<Karte> trumpfKarten;
+    protected List<Karte> farbKarten;
+
+
+
+    public List<Karte> getTrumpfKarten() {
+        return trumpfKarten;
+    }
+
+    public List<Karte> getFarbKarten() {
+        return farbKarten;
+    }
+}