# LogItems Server-side log item entity and interface, extending the client-side `AcLogItemClient` with a database-mapped identity and header reference. ## Key Files - **`IAcLogItem.cs`** — Interface extending `IAcLogItemClient` and `IEntityInt`, adding a `LogHeaderId` property. - **`AcLogItem.cs`** — Entity class mapped to the `LogItem` database table with MessagePack serialization. Provides `Id` (auto-generated) and `LogHeaderId`.