Issue syncing primary payment source

[ryssbowh]

Description

After adding your first payment source without specifying the param isPrimaryPaymentSource, the new source is your primary in Craft but isn't in Stripe

Steps to reproduce

1. Submit a payment source form without specifying isPrimaryPaymentSource

Additional info

• Craft version: 5.8.22
• PHP version: 8.3
• Plugins & versions: Stripe 5.1.0.1

[linear]

PT-3033

COM-520