fix

src/card-data/card-data.service.ts

@@ -90,9 +90,7 @@ export class CardDataService {
       return JSON.parse(content.toString('utf-8'));
     };
     const content = await loadJson('cards');
-    const cards: YGOCDBData[] = Object.values(
-      JSON.parse(content.toString('utf-8')),
-    );
+    const cards: YGOCDBData[] = Object.values(content);
     this.logger.log(`Loading ${cards.length} cards from YGOCDB data`);
     this.ygocdbExisting.clear();
     for (const card of cards) {