If dump does no write to file, output the result as log

internal/models/interfaces.go

@@ -46,7 +46,7 @@ type ImportBackend interface {
 
 	// The implementation can perform all steps here to finalize the
 	// export/import and free used resources.
-	FinishImport() error
+	FinishImport(result *ImportResult) error
 }
 
 // Must be implemented by services supporting the export of listens.

internal/models/models.go

@@ -169,6 +169,7 @@ type LovesResult ExportResult[LovesList]
 type LogEntryType string
 
 const (
+	Output  LogEntryType = ""
 	Info    LogEntryType = "Info"
 	Warning LogEntryType = "Warning"
 	Error   LogEntryType = "Error"