Add Custom Link to WPAdminBar – WP Migrate

// =========================================================================
// Add Custom Link to WPAdminBar - WP Migrate
// =========================================================================
add_action('admin_bar_menu', function($wp_admin_bar) {
    $wp_admin_bar->add_node([
        'id'    => 'wp_migrate_admin_bar_menu',
        'title' => 'WP Migrate',
        'href'  => '/wp-admin/tools.php?page=wp-migrate-db-pro',
    ]);
}, 999);