rails-inertia-stripe-billing

Use this skill when the user wants Stripe subscription billing for a Rails + Inertia.js + React + TypeScript app: Plan PORO, Account::Subscription, Account::Billing concern, Stripe Checkout, Billing Portal, plan switching (upgrade/downgrade), webhook-driven sync, admin comping, feature limits, admin notification settings, billing mailers, and the related frontend pages/tests.