PRBs with Tokenized carts - interesting quirks

[frosso]

Describe the bug

This is meant to be a collection of weird quirks to resolve before the launch of the tokenized cart feature in the tokenized carts PRBs implementation

Quirks list

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1. On PDPs, Store API POST requests fail with nonce verification error message ( fix: Store API tokenized cart nonce verification #8840 )
2. Multi-currency isn't supported on Store API requests ( feat: add Store API multi-currency support #8816 )
3. Order attribution on "Order success" and "Order details" pages is to "Credit card / debit card", instead of "Google Pay (WooPayments)"/"Apple Pay (WooPayments)" ( fix: Store API tokenized cart PM title #8842 )
4. Checkout with UK and CA addresses doesn't work ( fix: address normalization on checkout for tokenized cart PRBs #8918 )
5. The itemized amount (tax, shipping, etc.) is sometimes not displayed (especially after selecting a different variation on a variable product) ( fix: itemized totals & pending amount on tokenized cart #8916 )
6. Apple Pay shows total as "pending" ( fix: itemized totals & pending amount on tokenized cart #8916 )
7. Testing for subscription products, making sure the subscription renews and the payment method is correctly assigned
8. On PDPs, cart is assigned to anonymous customer, rather than the logged-in customer ( feat: tokenized cart PRB PDP session handler #9021 )
9. PRBs don't support multiple shipping options

Store API quirks

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1. pay-for-order flow: cannot pay without billing address p1718365667412379-slack-C02TS23QJ1X / [Enhancement]: Discrepancy in Email Requirement Between Classic and Store API Checkout Flows woocommerce/woocommerce#48540

[frosso]

All issues but one have been resolved. The ticket is in a blocked status. I'll have a chat with the checkout/Store API team for the implementation of the remaining issue. Some concerns over security came up.