Initial commit: KeepItGoing task management server

Features:
- Django-based REST API with web interface
- Task management with tags, priorities, and due dates
- Time tracking with start/stop timers
- Subtasks support
- Task filtering (all, today, upcoming, overdue, completed)
- Tag-based organization with color coding
- Sorting by due date and priority
- Auto-assign tags when filtering
- Responsive 3-pane layout (sidebar, task list, detail panel)
- Task sharing between users
- Mobile-responsive design with dark mode support

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

notifications/apps.py

@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class NotificationsConfig(AppConfig):
+    name = 'notifications'