Cart
blockedPOST /api/cart → HTTP 503. Nothing is persisted.
Commerce
GoDaddy turnkey resellers process cards. LetReseller cart and checkout routes refuse until live mode, Stripe webhook verification and fulfilment exist.
POST /api/cart → HTTP 503. Nothing is persisted.
POST /api/checkout/create-session → HTTP 503. /api/checkout/payment is retired (410).