Fix: add missing methods in decorator

src/decorator/BaseDecorator.java

@@ -1,6 +1,7 @@
 package decorator;
 
 import entities.Notification;
+import notificationsDecorations.NotificationDecoration;
 
 public abstract class BaseDecorator {
     protected Notification notification;
@@ -9,5 +10,17 @@ public abstract class BaseDecorator {
         this.notification = notification;
     }
 
+    public void transitionState() {
+        notification.transitionState();
+    }
+
+    public void setKoState() {
+        notification.setKoState();
+    }
+
+    public void addDecoration(NotificationDecoration decoration) {
+        notification.addDecoration(decoration);
+    }
+
     public abstract String getContent();
 }