- Replace TenantRepository with TenantManager (ASP.NET Identity style)
- Change TenantId from long to int (auto-increment)
- Add TenantStore with CRUD operations
- Update TenantService, UserService, RoleService to use TenantManager
- Add Tenant entity with TenantStatus enum
- Update DTOs and controllers for int tenant IDs
- Remove redundant PointsRule repositories (use single PointsRuleRepository)
- Clean up Member migrations and consolidate to single Init migration
- Update Console frontend API and components for Tenant
- Add H5LinkService for member H5 integration
