การเพิ่ม bootstrap ให้ plugin wordpress

<?php
/** bootstrap */
function bootstrap_install_css() {
    wp_enqueue_style( 'bootstrap-css', 'https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta2/dist/css/bootstrap.min.css' );
    
}add_action( 'admin_head', 'bootstrap_install_css' );

function bootstrap_install_js() {
    wp_enqueue_script( 'bootstrap-js', 'https://cdn.jsdelivr.net/npm/bootstrap@5.0.0-beta2/dist/js/bootstrap.bundle.min.js');
}
add_action('admin_footer', 'bootstrap_install_js');
?>