fix missing platform

lib/crawler/metadatamanager.js

@@ -120,7 +120,7 @@ export default class MetadataManager {
         nongame: false,
         detailsId: null,
       },
-      attributes: ["id", "filename"],
+      attributes: ["id", "filename", "category"],
       order: ["id", "filename"],
       include: { model: Metadata, as: "details" },
     });