Magento 2.4.7-p4 patch update most relevant changes according to Claude

2.4.7-p4-most-relevant-changes-according-to-claude.txt

SECURITY & VALIDATION CHANGES:
1. app/code/Magento/Customer/Controller/Account/EditPost.php
- Removed file attribute deletion functionality for security

2. app/code/Magento/Config/Plugin/Model/Config/Backend/LocalePlugin.php
- Added new plugin to validate currency code values

3. app/code/Magento/Directory/Model/Config/Backend/WeightUnit.php 
- Added new backend model to validate weight unit values

4. app/code/Magento/Framework/Stdlib/Cookie/PhpCookieManager.php
- Modified cookie logging to only log cookie names instead of full cookie data
- Changed cookie warning logging to be more secure

5. app/code/Magento/Customer/Model/ResourceModel/CustomerRepository.php
- Modified default address validation logic to be more strict
- Changed to use type casting for address ID comparison
- Changed validation timing for default addresses
- Modified default address validation to check against previous customer addresses

ENCRYPTION & RE-ENCRYPTION CHANGES:
6. app/code/Magento/EncryptionKey/Block/Adminhtml/Crypt/Key/Edit.php
- Marked encryption key UI components as deprecated
- Added new CLI-based re-encryption system

7. app/code/Magento/Config/Model/Data/ReEncryptorList/CoreConfigDataReEncryptor/Handler.php
- Added new handler for re-encrypting core configuration data
- Implements batch processing
- Handles error cases

8. app/code/Magento/EncryptionKey/Console/Command/ListReEncryptorsCommand.php
- Added new CLI command to display available data re-encryptors

9. app/code/Magento/EncryptionKey/Console/Command/ReEncryptDataCommand.php
- Added new CLI command to perform data re-encryption
- Replaces old admin UI encryption key management

10. app/code/Magento/Config/etc/di.xml
- Added new re-encryption configuration for core_config_data table

CMS & PERMISSIONS CHANGES:
11. app/code/Magento/Cms/Ui/Component/DataProvider.php
- Added page layout columns access control
- Added check for design permissions
- Added new permission check for 'Magento_Cms::save_design'

12. app/code/Magento/Customer/Controller/Adminhtml/Index/Save.php
- Removed default billing and shipping from additional attributes

ERROR HANDLING:
13. app/code/Magento/Email/Model/Template/Config.php
- Created new specific exception classes for template errors
- Removed template ID from error messages for security

14. app/code/Magento/Email/Model/Template/Config/UnexpectedTemplateFieldNameValueException.php and UnexpectedTemplateIdValueException.php
- Added new specific exception classes for email template errors
- Includes custom stack trace formatting

PLUGIN & STATE MANAGEMENT:
15. app/code/Magento/Customer/Plugin/AsyncRequestCustomerGroupAuthorization.php
- Added check to only apply plugin on account create operations

16. app/code/Magento/GraphQl/App/State/GraphQlStateDiff.php
- Added area code management for GraphQL operations
- Sets area code to AREA_GRAPHQL during execution

UI & DISPLAY:
17. app/code/Magento/Cms/etc/adminhtml/di.xml
- Changed TinyMCE version label from 7 to 6

TRANSLATIONS:
18. app/code/Magento/Email/i18n/en_US.csv
- Added new translation string for email template error

CODE QUALITY:
19. app/code/Magento/Customer/Model/Metadata/Form/File.php
- Changed string comparison from == to === for stricter type checking

20. app/code/Magento/Framework/Validator/HTML/ConfigurableWYSIWYGValidator.php
- Modified allowed tags handling to prevent duplicate entries 

Used prompt:

Summarize the most important changes in this diff.

Ignore all changes that have to do with the escaper wrapping something previously non-escaped.

Ignore all changes that have to do with using self instead of static.

Ignore all changes in comments.

Ignore all changes in tests.

Ignore all changes having to do with marking constants or variables private/public/readonly.

Ignore all changes having to do with PHP 8 constructor promotion.

I want the output to be the file in which the change is introduced, followed by a short description of the change.