private void TakeHourlySnapshot()
        {
            // 7. Saves the entire state as a snapshot to the Akka.NET Persistence
            SaveSnapshot(_state);

            // 8. Tells the child Actor to write values to the DB too.
            _dbWriterActor.Tell(new WriteReadingsToDatabase(_state.GetUnsavedItems()));
        }
 private void TakeHourlySnapshot()
 {
     SaveSnapshot(_state);
     _dbWriterActor.Tell(new WriteReadingsToDatabase(_state.GetUnsavedItems()));
 }