Populating WooCommerce Product Tags into Meta Description

Hello,
I tried this with AI, but I am facing a critical site issue.
Please check this code and let me know how I can fix it.

/**
 * Register custom Rank Math variables for WooCommerce product tags.
 */
add_action('rank_math/vars/register_extra_replacements', function () {
    // Register basic WooCommerce product tags variable.
    rank_math_register_var_replacement(
        'wc_tags',
        [
            'name'        => esc_html__('Product Tags', 'rank-math'),
            'description' => esc_html__('Displays tags of the current WooCommerce product.', 'rank-math'),
            'variable'    => 'wc_tags',
            'example'     => wc_tags_callback(),
        ],
        'wc_tags_callback'
    );

    // Register advanced WooCommerce product tags variable.
    rank_math_register_var_replacement(
        'wc_tags_advanced',
        [
            'name'        => esc_html__('Product Tags (Advanced)', 'rank-math'),
            'description' => esc_html__('Displays WooCommerce product tags with options like limit, separator, and exclude.', 'rank-math'),
            'variable'    => 'wc_tags_advanced(limit=3&separator= | &exclude=12,23)',
            'example'     => wc_tags_advanced_callback('limit=3&separator= | &exclude=12,23'),
        ],
        'wc_tags_advanced_callback',
        true // Allows passing dynamic parameters.
    );
});

/**
 * Basic Product Tags Callback Function.
 */
function wc_tags_callback() {
    if (function_exists('wc_get_product') && is_product()) {
        $product_id = get_the_ID(); // Get the current product ID.
        $tags = wp_get_post_terms($product_id, 'product_tag', ['fields' => 'names']); // Fetch product tags.

        return !empty($tags) ? implode(', ', $tags) : esc_html__('No Tags', 'rank-math'); // Return tags or fallback.
    }

    return esc_html__('Not a Product Page', 'rank-math'); // Fallback for non-product pages.
}

/**
 * Advanced Product Tags Callback Function.
 *
 * @param string $options Options string in the format <code>limit=3&separator= | &exclude=12,23</code>.
 * @return string Formatted product tags based on the given options.
 */
function wc_tags_advanced_callback($options = '') {
    if (!function_exists('wc_get_product') || !is_product()) {
        return esc_html__('Not a Product Page', 'rank-math');
    }

    // Parse options
    $options = trim(str_replace(['wc_tags_advanced(', ')'], '', $options)); // Remove variable wrapping.
    parse_str($options, $args);

    // Default values
    $limit = isset($args['limit']) ? (int) $args['limit'] : 0;
    $separator = isset($args['separator']) ? $args['separator'] : ', ';
    $exclude = isset($args['exclude']) ? array_map('intval', explode(',', $args['exclude'])) : [];

    // Get product tags
    $product_id = get_the_ID();
    $tags = wp_get_post_terms($product_id, 'product_tag', ['fields' => 'all']);

    if (is_wp_error($tags)) {
        return esc_html__('Error fetching tags', 'rank-math');
    }

    // Filter excluded tags
    if (!empty($exclude)) {
        $tags = array_filter($tags, function ($tag) use ($exclude) {
            return !in_array($tag->term_id, $exclude, true);
        });
    }

    // Limit tags
    if ($limit > 0) {
        $tags = array_slice($tags, 0, $limit);
    }

    // Format tag names
    $tag_names = wp_list_pluck($tags, 'name');

    return !empty($tag_names) ? implode($separator, $tag_names) : esc_html__('No Tags', 'rank-math');
}