myapp-full/myapp/templates/footer.html

<div class="row mt-3 py-3 bg-light">
    <div class="col-md-1"></div>
    <div class="col-md-10">
&copy; <a href="https://specialistoff.net/" target="_blank">RemiZOffAlex</a>
    </div>
    <div class="col-md-1"></div>
</div>