Kanban
Ship Milestone 1 — projects, a three-column board, and drag-and-drop that survives a refresh.
Move cards between Todo, In Progress, and Done. Persist order.
Title required, description optional, confirm before delete.
Setup, scripts, and what is in vs out of M1.
No projects, empty columns, and mutation errors.
Drop a card here, or add a task.
File-based database, no external services.
Create, rename, archive, and open a board.