iOS App In-App Purchase Debugging

Project: iOS App with StoreKit Integration

Issue: In-App Purchase Product Fetching Failure

Current Symptoms:
- The app attempts to fetch products but returns 0 products
- The app is using StoreKit 2.0 for in-app purchases

Status:
- Created subscription group in App Store Connect
- Created subscription
- Subscription status is "Ready to Submit" but can not be fetched by app