Sprint scope is managed through the Assignment 3 GitHub Milestone, which is the authoritative source for Sprint Goal, dates, and Sprint scope.
MVP v1 tracking: all active PBIs are scoped for MVP v1 and visible in the Product Backlog view linked above.
Task decomposition: User Stories are broken into supporting PBIs (e.g. SQLite Backend #18 supports US-002) when implementation requires separable technical work tracked independently, each with its own acceptance criteria.