Update Calendar TimeZone

src/main/java/app/views/matchday/components/MatchdayCard.java

@@ -26,12 +26,13 @@ import java.text.SimpleDateFormat;
 import java.util.Calendar;
 import java.util.Locale;
 import java.util.NoSuchElementException;
+import java.util.TimeZone;
 
 public class MatchdayCard extends Div implements ContentConfigurable {
 
     private final Navigation navigation;
 
-    private final Calendar calendar = Calendar.getInstance(Locale.GERMAN);
+    private final Calendar calendar = Calendar.getInstance(TimeZone.getTimeZone("Europe/Berlin"), Locale.GERMAN);
     SimpleDateFormat dateFormat = new SimpleDateFormat("dd.MM.");
 
     private final HorizontalLayout header = new HorizontalLayout();