Enables multi-user project collaboration mirroring the shared calendar
pattern. Includes ProjectMember model with permission levels, task
assignment with auto-membership, optimistic locking, field allowlist
for assignees, disconnect cascade, delta polling for projects and
calendars, and full frontend integration with share sheet, assignment
picker, permission gating, and notification handling.
Migrations: 057 (indexes + version + comment user_id), 058
(project_members), 059 (project_task_assignments)
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
- Widen priority badge from w-10 to w-14 to fit "medium" text, add "none" case
- Guard against null end_datetime in event update validation
- Exclude current event from this_and_future DELETE to prevent 404
- Use Python-side datetime.now for comment timestamps (avoids UTC offset)
- Hide "Add subtask" button when viewing a subtask (prevents nested nesting)
- Add X close button to TaskDetailPanel header on desktop
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- 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>
