feat: add Sentry source map upload configuration and update environment variables

src/hooks/queries/useFlyerItemsQuery.ts

@@ -35,9 +35,9 @@ export const useFlyerItemsQuery = (flyerId: number | undefined) => {
         throw new Error(error.message || 'Failed to fetch flyer items');
       }
 
-      const data = await response.json();
-      // API returns { items: FlyerItem[] }
-      return data.items || [];
+      const json = await response.json();
+      // API returns { success: true, data: [...] }, extract the data array
+      return json.data ?? json;
     },
     // Only run the query if we have a valid flyer ID
     enabled: !!flyerId,