migrate

Lint a database migration for safety before it runs — classify lock level, table rewrite, and reversibility; flag destructive/blocking operations; and propose an expand-contract rollout. Read-only analysis by default; any data-loss step requires an explicit token handshake before the writer is involved. Use when the user asks to review, lint, check, or de-risk a migration, an ALTER/DROP, an enum change, a backfill,…