New Features

• Win-Back Offers (iOS 18+): Re-engage churned subscribers with discounts or free trials via WinBackOfferInputIOS
• JWS Promotional Offers (iOS 15+): Simplified JWS format for promotional offers via PromotionalOfferJWSInputIOS
• Introductory Offer Eligibility Override (iOS 15+): Override system-determined eligibility with introductoryOfferEligibility
• Product Status Codes (Android 8.0+): ProductStatusAndroid enum for product fetch results (Ok, NotFound, NoOffersAvailable, Unknown)
• Suspended Subscriptions (Android 8.1+): includeSuspendedAndroid option and isSuspendedAndroid field
• Sub-Response Codes (Android 8.0+): SubResponseCodeAndroid for granular error information via BillingResultAndroid

New Types

• ProductStatusAndroid - Product fetch status enum
• SubResponseCodeAndroid - Detailed error codes enum
• SubscriptionOfferTypeIOS.WinBack - Win-back offer type
• WinBackOfferInputIOS - Win-back offer configuration
• PromotionalOfferJWSInputIOS - JWS promotional offer input
• BillingResultAndroid - Extended billing result with sub-response code

Breaking Changes

• Subscription-Only Fields Moved (iOS): winBackOffer, promotionalOfferJWS, introductoryOfferEligibility removed from RequestPurchaseIosProps, now only in RequestSubscriptionIosProps

Dependencies

• Updated OpenIAP versions:
  • openiap-apple: 1.3.10 -> 1.3.13
  • openiap-gql: 1.3.12 -> 1.3.14
  • openiap-google: 1.3.23 -> 1.3.25