0023-box_database_migration

Spec 0023: Box Database Migration

Created: 2026-03-01 Status: Implementation complete; code review findings R1/R2/R4/R5 close out via spec 0027

Status Checklist

• Requirements (requirements.md) — approved
• Design (docs/adr/0053-box-database-migration.md) — approved
• Tasks (tasks.md) — all 27 tasks complete
• Implementation — landed on database_migration branch (PR #4039)
• Review (review-code.md) — R3 and R6 delivered (commits 297ca030f, 0088abe54); R7 resolved (review branch hygiene); R1/R2/R4/R5 rerouted to spec 0027 (version-per-schema-change migration chain) and close out as part of that spec's implementation

Description

Provide a modular library for creating and migrating Inbox and Outbox database tables across all supported relational backends, with .NET Aspire integration for connection management.