Commit the working vertical slices for inventory image processing and the Sale workflow, including Sale history, audited voiding, multi-item persistence, admin UI, migrations, documentation, and tests.
Includes MFA-capable authentication, session and CSRF security, password recovery, listing lifecycle and ownership rules, inventory image metadata, local ImageStorage, migrations, tests, and implementation status documentation. Verification: npm test (62 passing) and integration suite (14 passing).
fragginwagon