Fix: Correct fxml imports and restore branch state"

Co-authored-by: Copilot <copilot@github.com>

src/main/resources/ui-structure/Casinogameui.fxml

@@ -4,12 +4,12 @@
 <?import javafx.scene.layout.*?>
 <?import javafx.geometry.Insets?>
 <?import javafx.scene.image.*?>
-<?import ch.unibas.dmi.dbis.cs108.casono.client.ui.gameui.CasinoGameController?>
+
 
 <!-- Main container: Links the UI to the CasinoGameController and loads Casinogameui.css -->
 <AnchorPane xmlns="http://javafx.com/javafx/21"
             xmlns:fx="http://javafx.com/fxml/1"
-            fx:controller="CasinoGameController"
+            fx:controller="ch.unibas.dmi.dbis.cs108.casono.client.ui.gameui.CasinoGameController"
             styleClass="background"
             stylesheets="@Casinogameui.css">