dmitry.galkin b5c399257f checkout: omit customerEmail when user has guest-style email ... Stripe rejects emails like 'guest-1779719735974' with 400 email_invalid. Falling back to no email lets Stripe collect it on the checkout page itself, which is the standard flow for unauthenticated upgrades.		2026-05-25 18:36:12 +04:00
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route.ts	checkout: omit customerEmail when user has guest-style email	2026-05-25 18:36:12 +04:00