public Task Update(CaseFileAggregate caseFile, CancellationToken token)
 {
     _caseFiles.Remove(_caseFiles.First(a => a.AggregateId == caseFile.AggregateId));
     _caseFiles.Add((CaseFileAggregate)caseFile.Clone());
     return Task.CompletedTask;
 }
 public Task Add(CaseFileAggregate caseFile, CancellationToken token)
 {
     _caseFiles.Add((CaseFileAggregate)caseFile.Clone());
     return Task.CompletedTask;
 }