* Rename checkout template slug
* Remove redirect and custom title
* Classic shortcode block for checkout
* Empty title
* WIP placeholder
* Change blockified template
* Prefix cart and checkout templates with "Page: "
* Template migration routine
* Apply same treatment to cart template
* Notices
* Update placeholder text
* Classic shortcodes block
* Page content wrapper for templates
* Update default
* Do not save attributes
* Update templates
* Remove cart classic template
* Reverted endpoints for Cart & Checkout templates. This reverts PR 9406
* Migrate page content wrapper.
* Removed useless method arg. Minor tweaks.
* Skip migration if the theme has a template file for this page.
* Removed impossible condition.
* Migrate page content wrapper.
* Remove TemplateNotice in favour of DefaultNotice
* Documentation links in shortcode placeholder
* Hide cart and checkout page selector when using block themes
* Unused var
* Add tests for template changes
* Revert changes to classic-template
* Allow frontend redirect
* Unused file
* Bump version for updater
* Support x template naming as well as page-x
* Need to add item to cart to test checkout
* Fix header test by fixing utility for adding to cart
* Remove permalink tests
* Click body
* Wait for content to finish loading
* Wait for add to cart response when adding to cart without item name
* Wait for save before visiting frontend
* Set content instead of inserting block
* Perform test in site editor rather than page editor
* Prevent notice to set the default cart/checkout page from showing on the site editor.
---------
Co-authored-by: Paulo Arromba <17236129+wavvves@users.noreply.github.com>
Co-authored-by: Thomas Roberts <thomas.roberts@automattic.com>