**Describe the situation**

The author implemented it but enabled only for DiskS3.
CC @excitoon 
{
    auto settings = current_settings.get();
    Aws::S3::Model::HeadObjectRequest request;
    request.SetBucket(source_bucket);
    request.SetKey(key);
    auto outcome = settings->client->HeadObject(request);
    throwIfError(outcome);
    return outcome.GetResultWithOwnership();
}
void DiskS3::listObjects(const String & source_bucket, const String & source_path, std::function<bool(const Aws::S3::Model::ListObjectsV2Result &)> callback) const
{
    auto settings = current_settings.get();
    Aws::S3::Model::ListObjectsV2Request request;
    request.SetBucket(source_bucket);
    request.SetPrefix(source_path);
    request.SetMaxKeys(settings->list_object_keys_size);
    Aws::S3::Model::ListObjectsV2Outcome outcome;
    do
    {
        outcome = settings->client->ListObjectsV2(request);
        throwIfError(outcome);
        bool should_continue = callback(outcome.GetResult());
        if (!should_continue)
            break;
        request.SetContinuationToken(outcome.GetResult().GetNextContinuationToken());
    } while (outcome.GetResult().GetIsTruncated());
}
void DiskS3::copyObject(const String & src_bucket, const String & src_key, const String & dst_bucket, const String & dst_key,