807cde30be
A task is now a note with status/priority/due_date columns set (status IS NOT NULL). This eliminates the separate tasks table, companion note system, cascade deletes, bidirectional title sync, and _skip_cascade flags. Migration (0004): - Add status, priority, due_date columns to notes table - Migrate task data from companion notes and orphan tasks - Drop tasks table and old enum types Backend: - models/note.py: Add TaskStatus/TaskPriority enums, task columns, is_task property - models/task.py: Deleted (merged into note.py) - models/__init__.py: Re-export enums from note.py, remove Task import - services/notes.py: Remove companion/cascade logic, add is_task filter, convert_note_to_task, convert_task_to_note, simplified backlinks - services/tasks.py: Rewritten as thin wrappers around notes service - routes/notes.py: Add is_task filter (default false), task fields in CRUD, convert-to-note endpoint - routes/tasks.py: description→body (with fallback), remove note_id filter Frontend: - types/note.ts: Add TaskStatus, TaskPriority, task fields to Note interface - types/task.ts: Task is now a re-export alias for Note - stores/notes.ts: Simplify convertToTask, add convertToNote - stores/tasks.ts: description→body in createTask/updateTask - TaskEditorView: description→body, remove companion note UI - TaskViewerView: description→body, remove companion note link, add Convert to Note - NoteViewerView: Remove companion task UI, simplify convert-to-task - TaskCard: description→body, non-null assertions for status/priority Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>