# LogItems Server-side log item entity and interface, extending the client-side `AcLogItemClient` with database-mapped identity and header reference. > For full logging architecture see `docs/LOGGING.md`. For client-side entity see `AyCode.Entities/LogItems/README.md`. ## Key Files - **`IAcLogItem.cs`** — Interface extending `IAcLogItemClient` + `IEntityInt`, adding `LogHeaderId` property. - **`AcLogItem.cs`** — `[Table("LogItem")]` entity extending `AcLogItemClient`. MessagePack keys: `Id` (Key 55, auto-generated PK), `LogHeaderId` (Key 60). Used by `AcDbLogItemWriter` for EF Core persistence.