- Create domain entities in WorkClub.Domain/Entities: Club, Member, WorkItem, Shift, ShiftSignup - Implement enums: SportType, ClubRole, WorkItemStatus - Add ITenantEntity interface for multi-tenancy support - Implement state machine validation on WorkItem with C# 14 switch expressions - Valid transitions: Open→Assigned→InProgress→Review→Done, Review→InProgress (rework) - All invalid transitions throw InvalidOperationException - TDD approach: Write tests first, 12/12 passing - Use required properties with explicit Guid/Guid? for foreign keys - DateTimeOffset for timestamps (timezone-aware, multi-tenant friendly) - RowVersion byte[] for optimistic concurrency control - No navigation properties yet (deferred to EF Core task) - No domain events or validation attributes (YAGNI for MVP)
94 B
94 B