Version 8.9.0

• Update - Enhance webhook processing to enable retrieving orders using payment_intent metadata.
• Dev - Minor updates to the webhook handler class related to payment method names constants.
• Tweak - Improve error message displayed when payment method creation fails in classic checkout.
• Dev - Replace two occurrences of payment method names with their constant equivalents.
• Fix - Hide express checkout when credit card payments are not enabled.
• Fix - Fix issues when detaching payment methods on staging sites (with the new checkout experience enabled).
• Fix - Display a notice if taxes vary by customer's billing address when checking out using the Stripe Express Checkout Element.
• Tweak - Makes the new Stripe Express Checkout Element enabled by default in new accounts.
• Dev - Add multiple unit tests for the Stripe Express Checkout Element implementation (for both frontend and backend).
• Fix - Check if taxes are enabled when applying ECE tax compatibility check.
• Fix - Fix ECE error when initial address on load is not defined as a shipping zone.
• Fix - Corrected card brand capitalization on the My Account → Subscription page.
• Fix - Displays a specific message when an authentication error occurs during checkout for 3DS cards (shortcode version).
• Fix - Show 'Use a New Payment Method' radio button for logged in users only when card saving is enabled.
• Fix - Fix the display and usage of the Link payment method on the shortcode checkout page with the Stripe Express Checkout Element.
• Fix - Fix payment methods count on settings page.
• Update - Improve Express Payment button previews on the edit Block Checkout and Cart pages for Google Pay and Apple Pay.
• Tweak - Add error logging in ECE critical Ajax requests.
• Add - Add support for Stripe Link payments via the new Stripe Checkout Element on the block cart and block checkout pages.
• Add - Add support for Stripe Link payments via the new Stripe Checkout Element on the product, cart, checkout and pay for order pages.
• Tweak - Do not load ECE button if the total amount is 0.
• Add - Show ECE button preview on settings page.
• Tweak - Remove the subscription order notes added each time a source wasn't migrated.
• Tweak - Update ECE default button type.
• Fix - Fix position of ECE button on shortcode cart page.
• Fix - Call ECE specific 'paymentFailed' function only when payment request fails.
• Fix - Fix issue in purchasing subscriptions when the store has no shipping options.