WIP: replace single lombok usage with getter method

Author: Totremont

src/main/java/com/flowingcode/vaadin/addons/chatassistant/ChatAssistant.java

@@ -48,7 +48,6 @@
 import com.vaadin.flow.dom.Style;
 import com.vaadin.flow.function.SerializableSupplier;
 import com.vaadin.flow.shared.Registration;
-import lombok.Getter;
 
 import java.io.Serializable;
 import java.time.LocalDateTime;
@@ -94,7 +93,6 @@ public class ChatAssistant<T extends Message> extends Div {
   private static final String DEFAULT_RESIZE_CLASS = "fc-chat-assistant-resize";
   private static final String DEFAULT_UNREAD_BADGE_CLASS = "fc-chat-assistant-unread-badge";
 
-  @Getter
   private Component headerComponent;
   private Component footerContainer;
   private final VirtualList<T> content;
@@ -601,6 +599,11 @@ public void setHeaderComponent(Component component) {
     this.container.addComponentAsFirst(this.headerComponent);
   }
 
+  /** Returns the current component configured as the header of the chat window. */
+  public Component getHeaderComponent() {
+    return this.headerComponent;
+  }
+
   /**
    * Allows changing the footer of the chat window.
    *