Stripe Events to Subscribe to For the Pay Gem

events.txt

charge.refunded
charge.succeeded
checkout.session.async_payment_succeeded
checkout.session.completed
customer.deleted
customer.updated
invoice.payment_action_required
invoice.payment_failed
payment_intent.succeeded
payment_method.attached
payment_method.detached
payment_method.updated
customer.subscription.created
customer.subscription.updated
customer.subscription.deleted
customer.subscription.trial_will_end
invoice.upcoming

# common customization
invoice.payment_succeeded