size:    int64(sz),
			mode:    0o600,
			modTime: time.Now(),
			isDir:   false,
			sys:     nil,
		})
		if zerr == nil {
			header.Method = zip.Deflate
			zwriter, zerr := zipWriter.CreateHeader(header)
			if zerr == nil {
				io.Copy(zwriter, r)
			}
		}
	}

	cfgFiles := []string{
		bucketPolicyConfig,
		bucketNotificationConfig,
		bucketLifecycleConfig,
		bucketSSEConfig,