PRDs: Device

One PRD per feature increment. Each defines the problem, goals, and scope for that increment and links to the URD requirements it satisfies.

PRD	Date	Status	Title	Modules touched
—	—	—	No PRDs yet	—

No PRDs yet — add one with cp from another module's prds/ or follow §5 of the convention. Filename: YYYY-MM-DD-<kebab-slug>.md. Never delete a PRD — supersede it.