Added DeepWiki to README (#893)

Author: Nusnus

README.rst

@@ -8,6 +8,7 @@
 :Web: http://django-celery-beat.readthedocs.io/
 :Download: http://pypi.python.org/pypi/django-celery-beat
 :Source: http://github.com/celery/django-celery-beat
+:DeepWiki: |deepwiki|
 :Keywords: django, celery, beat, periodic task, cron, scheduling
 
 About
@@ -345,6 +346,11 @@ If you have a project that is time zone naive, you can set ``DJANGO_CELERY_BEAT_
     :alt: Support Python implementations.
     :target: http://pypi.python.org/pypi/django-celery-beat/
 
+.. |deepwiki| image:: https://devin.ai/assets/deepwiki-badge.png
+    :alt: Ask http://DeepWiki.com
+    :target: https://deepwiki.com/celery/django-celery-beat
+    :width: 125px
+
 django-celery-beat as part of the Tidelift Subscription
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