Amélioration du code

src/fr/monkhanny/dorfromantik/game/BarChartPanel.java

@@ -7,12 +7,10 @@ import javax.swing.*;
 public class BarChartPanel extends JPanel {
     private List<Integer> groupAverages;
     private int highlightedGroup;
-    private JPanel mainPanel;  // Store reference to mainPanel
     
     public BarChartPanel(List<Integer> groupAverages, int highlightedGroup, JPanel mainPanel) {
         this.groupAverages = groupAverages;
         this.highlightedGroup = highlightedGroup;
-        this.mainPanel = mainPanel;
 
         // Rendre le fond transparent et ajouter une bordure noire
         setBackground(new Color(0, 0, 0, 0)); // Fond transparent