RevenueCat vs Raw Google Play Billing Phase 0: Intent Use this skill when you are choosing between integrating RevenueCat or wiring Google Play Billing Library (PBL) directly, and you need to see which concerns disappear, which shift, and which still land on your team. The decision covers both the Android client and any server side infrastructure that supports subscriptions or one time purchases. Typical questions this skill answers: - If I adopt RevenueCat, what client code no longer exists in my app? - What backend pieces (receipt verification, RTDN, state machine) does RevenueCat replace?…