Preserve furniture revisions when downloading source assets

src/lib/services/clone-import.ts

@@ -69,6 +69,10 @@ function toSourceFurni(
 	return {
 		...raw,
 		id: Number(raw.id ?? 0),
+		revision:
+			Number.isSafeInteger(Number(raw.revision)) && Number(raw.revision) > 0
+				? Number(raw.revision)
+				: 0,
 		classname: String(raw.classname ?? ""),
 		name: String(raw.name ?? raw.classname ?? ""),
 		description: String(raw.description ?? ""),