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>

sync/serializers.py

@@ -0,0 +1,27 @@
+"""
+Sync serializers for KeepItGoing API.
+"""
+
+from rest_framework import serializers
+from .models import SyncLog, SyncConflict
+
+
+class SyncLogSerializer(serializers.ModelSerializer):
+    """Serializer for sync logs."""
+
+    class Meta:
+        model = SyncLog
+        fields = ['id', 'device_id', 'last_sync_at', 'sync_token', 'created_at']
+        read_only_fields = ['id', 'created_at']
+
+
+class SyncConflictSerializer(serializers.ModelSerializer):
+    """Serializer for sync conflicts."""
+
+    class Meta:
+        model = SyncConflict
+        fields = [
+            'id', 'entity_type', 'entity_id', 'local_data', 'server_data',
+            'status', 'resolved_at', 'created_at'
+        ]
+        read_only_fields = ['id', 'created_at']