New GET /v1/conditional-pricing/{slug}/condition-sets endpoint added, returning the condition sets defined for a conditional pricing
The tax field on line item taxes now also accepts and returns the Tax and TaxItem object shapes, in addition to the previously supported ones — affecting POST /v1/order, PUT /v1/order/{id}, POST /v1/pricing:compute, POST /v1/public/cart:checkout, and the public external-catalog and product-recommendation endpoints (breaking for consumers that assume a fixed shape for tax)