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/admin.py

@@ -0,0 +1,28 @@
+"""
+Notification admin configuration.
+"""
+
+from django.contrib import admin
+from .models import Notification, ScheduledReminder
+
+
+@admin.register(Notification)
+class NotificationAdmin(admin.ModelAdmin):
+    """Admin for Notification."""
+
+    list_display = ['title', 'user', 'notification_type', 'is_read', 'created_at']
+    list_filter = ['notification_type', 'is_read', 'created_at']
+    search_fields = ['title', 'message', 'user__email']
+    ordering = ['-created_at']
+    raw_id_fields = ['user', 'task']
+
+
+@admin.register(ScheduledReminder)
+class ScheduledReminderAdmin(admin.ModelAdmin):
+    """Admin for ScheduledReminder."""
+
+    list_display = ['task', 'remind_at', 'is_sent', 'sent_at', 'created_at']
+    list_filter = ['is_sent', 'remind_at']
+    search_fields = ['task__title']
+    ordering = ['remind_at']
+    raw_id_fields = ['task']