починить TestReplicatedCopyToDetached (vibe-kanban 4516827b)

Сломался тест, используй `CLICKHOUSE_VERSION=25.12 RUN_TESTS=TestReplicatedCopyToDetached LOG_LEVEL=debug ./test/integration/run.sh` для запуска тестов
вот лог последней ошибки

\`\`\`
2026-01-21T08:27:49.3798142Z === CONT  TestReplicatedCopyToDetached
2026-01-21T08:27:49.3804884Z     integration\_test.go:3012: TestReplicatedCopyToDetached run in parallel mode project=project0
2026-01-21T08:27:53.8798644Z     integration\_test.go:3056:
2026-01-21T08:27:53.8801256Z         	Error Trace:	/home/runner/work/clickhouse-backup/clickhouse-backup/test/integration/integration\_test.go:3056
2026-01-21T08:27:53.8802030Z         	Error:      	Not equal:
2026-01-21T08:27:53.8802452Z         	            	expected: 0x0
2026-01-21T08:27:53.8802970Z         	            	actual  : 0x64
2026-01-21T08:27:53.8803885Z         	Test:       	TestReplicatedCopyToDetached
2026-01-21T08:27:53.8804993Z         	Messages:   	Table should have no data after restore with --replicated-copy-to-detached
\`\`\`

Author: Slach

pkg/backup/restore.go

@@ -1999,10 +1999,19 @@ func (b *Backuper) restoreDataRegular(ctx context.Context, backupName string, ba
 }
 
 func (b *Backuper) restoreDataRegularByAttach(ctx context.Context, backupName string, backupMetadata metadata.BackupMetadata, table metadata.TableMetadata, diskMap, diskTypes map[string]string, disks []clickhouse.Disk, dstTable clickhouse.Table, skipProjections []string, logger zerolog.Logger, replicatedCopyToDetached bool) error {
-	if err := filesystemhelper.HardlinkBackupPartsToStorage(backupName, table, disks, diskMap, dstTable.DataPaths, skipProjections, b.ch, false); err != nil {
+	// For Replicated*MergeTree tables with replicatedCopyToDetached, copy parts to detached folder
+	copyToDetached := replicatedCopyToDetached && strings.Contains(dstTable.Engine, "Replicated")
+	if err := filesystemhelper.HardlinkBackupPartsToStorage(backupName, table, disks, diskMap, dstTable.DataPaths, skipProjections, b.ch, copyToDetached); err != nil {
+		if copyToDetached {
+			return errors.Wrapf(err, "can't copy data to detached '%s.%s'", table.Database, table.Table)
+		}
 		return errors.Wrapf(err, "can't copy data to storage '%s.%s'", table.Database, table.Table)
 	}
-	logger.Debug().Msg("data to 'storage' copied")
+	if copyToDetached {
+		logger.Debug().Msg("data to 'detached' copied")
+	} else {
+		logger.Debug().Msg("data to 'storage' copied")
+	}
 	var size int64
 	var err error
 	start := time.Now()