Updates

Shopify Checkout

Added safer Sentry-visible request context logging for malformed payment-page hits with missing payment ids. TBD
Added shared 3DS text log writer with retry/read-write sharing for concurrent 3DS logging.

Patches

Shopify Checkout

Fix for hosted payment page line items stuck on Loading Items... when current Shopify flow passes paymentId instead of x_payment_gid.
Fix for Shopify cart persistence so non-empty cart payloads are saved and existing carts are not overwritten by empty payloads.
Fix for Applied fees & discounts showing 0 by calculating it from Total - Subtotal.
Fix for duplicate SlackThreads insert race by detaching failed EF entities before retrying thread lookup.
Fix for product lookup NRE when Shopify cart line items contain blank/null product ids.
Fix for 3DS file logging IOException caused by concurrent writes to the same daily log file.
Fix for bare/malformed payment page requests causing NREs by redirecting safely while keeping diagnostic logging.
Fix for PayPal-enabled Shopify integrations without an active PayPal gateway token causing checkout load failures.
Fix for Pixxles 3DS method loop when stored threeDSMethodData or threeDSURL is missing/blank.
Fix for duplicate Shopify_Payments insert race in the Shopify mTLS /api/pay flow.
Fix for duplicate Shopify_PaymentSessions insert race in the Shopify mTLS /api/pay flow.