django-admin-interface/admin_interface/templates/admin_interface/related-modal.html

{% load static %}

{% if theme.related_modal_active %}
<link rel="stylesheet" type="text/css" href="{% static 'admin_interface/magnific-popup/magnific-popup.css' %}">
<script type="text/javascript" src="{% static 'admin_interface/magnific-popup/jquery.magnific-popup.js' %}"></script>
<script type="text/javascript" src="{% static 'admin_interface/related-modal/related-modal.js' %}"></script>
{% endif %}