PRESTASHOP self canonical for category pagination and next/prev

head.tpl

{if isset($smarty.get.id_category) }

      <link rel="canonical" href="{$page.canonical}">
      {if isset($listing.pagination)}
     
        {foreach from=$listing.pagination.pages item="page"}
          {if $page.type === 'previous'}
            <link rel="prev" href="{$page.url}">
          {elseif $page.type === 'next'}
            <link rel="next" href="{$page.url}">
          {/if}
        {/foreach}
     
      {/if}
   
 {/if}