added footer to outside tab panel to switch between them

src/main/java/cvbuilder/view/MainViewer.java

@@ -31,7 +31,7 @@ public class MainViewer {
         viewer.setVisible(true);
     }
 
-    public void populateMainPanel(JFrame viewer) {
+    private void populateMainPanel(JFrame viewer) {
         JTabbedPane outer = new JTabbedPane();
         JTabbedPane userT = new JTabbedPane();
         JTabbedPane contactT = new JTabbedPane();
@@ -66,7 +66,15 @@ public class MainViewer {
         contactT.addTab("Address", address);
         outer.addTab("Contact", contactT);
 
-        viewer.getContentPane().add(outer);
+        // Create main container with BorderLayout
+        JPanel mainContainer = new JPanel(new BorderLayout());
+        mainContainer.add(outer, BorderLayout.CENTER);
+
+        // Add footer with navigation buttons
+        JPanel footer = createFooter(outer);
+        mainContainer.add(footer, BorderLayout.SOUTH);
+
+        viewer.getContentPane().add(mainContainer);
         viewer.revalidate();
     }
 
@@ -250,4 +258,37 @@ public class MainViewer {
         return null;
     }
 
+    private JPanel createFooter(JTabbedPane tabbedPane) {
+        JPanel footer = new JPanel(new BorderLayout());
+        footer.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+
+        JButton prevButton = new JButton("Previous Section");
+        JButton nextButton = new JButton("Next Section");
+
+        // Style the buttons
+        prevButton.setFocusPainted(false);
+        nextButton.setFocusPainted(false);
+
+        // Add action listeners
+        prevButton.addActionListener(e -> {
+            int currentIndex = tabbedPane.getSelectedIndex();
+            if (currentIndex > 0) {
+                tabbedPane.setSelectedIndex(currentIndex - 1);
+            }
+        });
+
+        nextButton.addActionListener(e -> {
+            int currentIndex = tabbedPane.getSelectedIndex();
+            if (currentIndex < tabbedPane.getTabCount() - 1) {
+                tabbedPane.setSelectedIndex(currentIndex + 1);
+            }
+        });
+
+        // Add buttons to footer
+        footer.add(prevButton, BorderLayout.WEST);
+        footer.add(nextButton, BorderLayout.EAST);
+
+        return footer;
+    }
+
 }