wp-73k/footer.php

<?php
/**
 * The template for displaying the footer.
 *
 * Contains the closing of the #content div and all content after.
 *
 * @link https://developer.wordpress.org/themes/basics/template-files/#template-partials
 *
 * @package Freeshifter
 */

namespace WP_73k;

?>

  <footer class="footer73k footer bottom-0 end-0 bg-dark">
    <div class="px-2 px-sm-3">
      <span class="text-gray-300">&copy; Copyright <?php echo date("Y") ?> Adam Piontek</span>
    </div>
  </footer>

  <?php wp_footer(); ?>

  </body>
</html>