Migration guide for v74

Changes in 74.0.0 - 2022-11-15

Breaking changes that arose during code generation of the library that we postponed for the next major version. For changes to the Stripe products, read more at https://stripe.com/docs/upgrades#2022-11-15.

"⚠️" symbol highlights breaking changes.

⚠️ Removed

• Removed deprecated sku resource (#1557)
• Removed lineitem.Product property that was released by mistake. (#1555)
• Removed deprecated CheckoutSessionSubscriptionDataParams.Items field. (#1555)
• Removed deprecated EphemeralKey.AssociatedObjects field. (#1566)
• Removed deprecated Amount, Currency, Description, Images, Name properties from CheckoutSessionLineItemParams (https://github.com/stripe/stripe-go/pull/1570)
• Removed Charges field on PaymentIntent and replace it with LatestCharge. (https://github.com/stripe/stripe-go/pull/1570)
• Dropped support for Go versions less than 1.15 (#1554)
• Remove support for TOSShownAndAccepted on CheckoutSessionPaymentMethodOptionsPaynowParams. The property was mistakenly released and never worked (#1571).