sync_artifacts

type ArtifactInfo struct {
	Name        string
	URL         string
	ChecksumURL string
	LocalPath   string
}

type Downloader struct {
	AwsSource     aws.Source
	Arch          string
	OS            string
	Region        string
	S3Bucket      string
	S3Prefix      string
	Logger        *zap.Logger
	S3Client      *s3.Client
	SyncTimestamp int64
}