add class as a component param

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

@@ -20,14 +20,16 @@
 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,
  "idom_component_id": _component_id_,
- "idom_component_params": urlencode({"kwargs": json_kwargs}),
+ "idom_component_params": urlencode({"kwargs": json_kwargs})
  }