- Removed Sprint view (now just Kanban + Backlog)
- Kanban shows only tasks from current active sprint
- Sprint header shows current sprint info
- 3-column layout: To Do, In Progress, Done
- Done column combines review + done tasks
- Auto-assign new tasks to current sprint
- Tasks without sprints won't show in Kanban (go to Backlog)
- Integrated @dnd-kit for drag-and-drop in Sprint Board
- Tasks can be dragged between columns (To Do → In Progress → Review → Done)
- Added sprint selector to new task dialog
- Added sprint selector to task detail view
- Visual drag overlay during drag operations
- Grip handle appears on hover for drag initiation
- Created SprintBoard component with:
- Sprint selector dropdown
- Sprint creation form
- Sprint board with To Do/In Progress/Review/Done columns
- Drag-and-drop ready task cards
- Sprint goal display
- Date range and status badges
- Added view toggle (Kanban/Sprint) to main page
- Sprint data persisted to server
- Added /api/tasks endpoint with file-based JSON storage
- Store now syncs from server on page load
- All changes auto-sync to server
- Added loading indicator while syncing
- Falls back to localStorage if server unavailable
- Tasks #8 now marked as done
- Header: Smaller text on mobile, hide stats on small screens
- Layout: Stack sidebar above content on mobile, side-by-side on desktop
- Kanban: 1 column on mobile, 2 on tablet, 4 on desktop
- Task dialog: Stack type/priority/status on mobile
- Dialogs: Use 95vw width with max-width for better mobile fit
