Serve static files

src/pretix/wsgi.py

@@ -8,7 +8,13 @@ https://docs.djangoproject.com/en/dev/howto/deployment/wsgi/
 """
 
 import os
+
 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "pretix.settings")
 
 from django.core.wsgi import get_wsgi_application  # NOQA
-application = get_wsgi_application()
+
+try:
+    from dj_static import Cling, MediaCling
+    application = Cling(MediaCling(get_wsgi_application()))
+except ImportError:
+    application = get_wsgi_application()