- Backend: TaskComment model + migration, comment CRUD endpoints,
task reorder endpoint, updated selectinload for comments
- Frontend: Two-panel master-detail layout with TaskRow (compact)
and TaskDetailPanel (full details + comments section)
- Sort toolbar: manual (drag-and-drop via @dnd-kit), priority, due date
- Kanban board view with drag-and-drop between status columns
- Responsive: mobile falls back to overlay panel on task select
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
