Although the tutorial appears to be helpful, the offered instructions do not apply to my situation because I am using Django 4.1.5, Django-jet 1.0.8, and Django-jet-reboot 1.3.3. Please assist me in integrating a custom dashboard into Django 4.1.5. Django Version: 4.1.5 Exception Type: TypeError Exception Value: 'NoneType' object is not callable Exception Location: /usr/local/lib/python3.10/site-packages/jet/dashboard/templatetags/jet_dashboard_tags.py, line 15, in get_dashboard Raised during: django.contrib.admin.sites.index Python Executable: /usr/local/bin/python