Blocksy Posts Navigation to Product Single Page

blc-product-navigation-implement.php

add_action('woocommerce_after_main_content', function () {
    if (is_product()) {
        echo blocksy_post_navigation();
    }
}, 10);

add_action('wp_enqueue_scripts', function () {
    if (is_product()) {
        wp_enqueue_style('blocksy-post-navigation','/wp-content/themes/blocksy/static/bundle/posts-nav.min.css');
    }
});