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Spec: docs/superpowers/specs/2026-05-13-task-as-durable-record-design.md - description: user-stated goal / initial context for tasks (NULL for knowledge notes). - consolidated_at: timestamp of the most recent auto-summary pass (NULL until first consolidation). - Migration 0044 backfills description from body for existing rows where status IS NOT NULL (i.e. tasks). Body left in place; first consolidation pass will overwrite it.