Allow adding class to a template tag div

requirements/test-env.txt

@@ -1,6 +1,3 @@
 django
 selenium
-
-# required due issue with channels:
-# https://github.com/django/channels/issues/1639#issuecomment-817994671
-twisted<21
+twisted

src/django_idom/templates/idom/view.html → src/django_idom/templates/idom/component.html

@@ -1,5 +1,5 @@
 {% load static %}
-<div id="{{ idom_mount_uuid }}"></div>
+<div id="{{ idom_mount_uuid }}" class="{{ class }}"></div>
 <script type="module" crossorigin="anonymous">
   import { mountViewToElement } from "{% static 'js/django-idom-client.js' %}";
   const mountPoint = document.getElementById("{{ idom_mount_uuid }}");

src/django_idom/templatetags/idom.py

@@ -16,13 +16,15 @@
 register = template.Library()
 
 
-@register.inclusion_tag("idom/view.html")
+@register.inclusion_tag("idom/component.html")
 def idom_component(_component_id_, **kwargs):
     _register_component(_component_id_)
 
+    class_ = kwargs.pop("class", "")
     json_kwargs = json.dumps(kwargs, separators=(",", ":"))
 
     return {
+        "class": class_,
         "idom_websocket_url": IDOM_WEBSOCKET_URL,
         "idom_web_modules_url": IDOM_WEB_MODULES_URL,
         "idom_mount_uuid": uuid4().hex,