📄 menu.php

<?php
defined( 'ABSPATH' ) || die( 'Cheatin’ uh?' );

add_action( 'admin_menu', '_imagify_ngg_bulk_optimization_menu' );
/**
 * Add submenu in menu "Media"
 *
 * @since  1.5
 * @author Jonathan Buttigieg
 */
function _imagify_ngg_bulk_optimization_menu() {
	if ( ! defined( 'NGGFOLDER' ) ) {
		return;
	}

	$capacity = imagify_get_context( 'ngg' )->get_capacity( 'bulk-optimize' );

	add_submenu_page( NGGFOLDER, __( 'Bulk Optimization', 'imagify' ), __( 'Bulk Optimization', 'imagify' ), $capacity, imagify_get_ngg_bulk_screen_slug(), '_imagify_display_bulk_page' );
}