Add separate "topbar" menu for independent editing

functions.php

@@ -142,4 +142,12 @@ function independent_publisher_posted_author_card() {
 
 	<?php do_action( 'independent_publisher_after_post_published_date' ); ?>
 	<?php
-}
+}
+
+function independent_publisher_setup() {
+	register_nav_menus(
+		array(
+			'topbar'  => __( 'Topbar Menu', 'independent-snipette' ),
+		)
+	);
+}