Win-Back Offers Generator Generate a complete win-back flow for recovering churned subscribers using StoreKit 2's win-back offer APIs (iOS 18+), Message API handling, and fallback promotional offers for older OS versions. When This Skill Activates Use this skill when the user: - Asks to "win back" or "re-engage" churned subscribers - Mentions "lapsed subscribers" or "subscriber recovery" - Wants to implement "win-back offers" (iOS 18+) - Asks about "subscription churn" reduction - Mentions "Message API" for subscription offers - Wants to reduce subscriber attrition Minimum Eligibility Win-bac…