Pantheon Changelog

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November 2022 Changelog

Platform Improvements

Drupal 9.4.8

Drupal 9.4.8 is available for production sites. This is a patch (bugfix) release of Drupal 9 and is ready for use on production sites. Drupal 9.4.x will receive security coverage until June 2023 when Drupal 10.1.0 is released.

Drupal 9.3.22

Drupal 9.3.22 is available for production sites and includes backwards-compatible improvements. Drupal 9.3 was released in December 2021. From Drupal 9.3, PHP version 8.0 or higher is recommended; PHP 7.3 and higher remains supported. Drupal 9.3.x will receive security coverage until December 8, 2022 when Drupal 9.5.0 is released.

Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the site Dashboard Dev tab.

WordPress 6.1

WordPress 6.1 is currently available on the Pantheon platform. WordPress 6.1 refines the site-building experience and allows users to interact with enhancements that continue to make site creation more intuitive while pushing creative boundaries. For more information on the general updates, status reports, and the occasional code changes, check out the version 6.1 release status page.

Product and Features Updates

Autopilot

The Deactivate Autopilot feature is now available. You can now remove sites from your Autopilot-enabled list and ensure Autopilot is not used on sites that are incompatible.

New Dashboard

The Workspace Index Service (WIS) is officially in Early Access. WIS aggregates sites from different site providers. This allows for better performance on site listings in the New Dashboard.

Documentation

Account Management Guide - Learn how to set up teams, use dashboards, and how billing works. Develop an organization plan and administer your Pantheon platform with our account management documentation.

Log Files on Pantheon - Log files track and record your site's activity to help you find, debug, and isolate current or potential problems on your site. Each environment has individual log files which can be obtained using SFTP. Additionally, application-level logs can be accessed directly through Drupal. For more information on using log files and for answers to frequently asked questions about log files, check out our documentation.

October 2022 Changelog

Platform Improvements

Drupal 9.4.5

Drupal 9.4.5 is available for production sites. This is a patch (bugfix) release of Drupal 9 and is ready for use on production sites. Drupal 9.4.x will receive security coverage until June 2023 when Drupal 10.1.0 is released.

Drupal 9.3.22

Drupal 9.3.22 is available for production sites and includes backwards-compatible improvements. Drupal 9.3 was released in December 2021. From Drupal 9.3, PHP version 8.0 or higher is recommended; PHP 7.3 and higher remains supported. Drupal 9.3.x will receive security coverage until December 8, 2022 when Drupal 9.5.0 is released.

Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the site Dashboard Dev tab.

Product and Features Updates

New Dashboard

Previously, users with the Unprivileged role were not able to create sites using Custom Upstreams. Users with the Unprivileged role do not possess permissions to access the Workspace Dashboard and could not create sites using Custom Upstreams. Now, it's possible to create a site using a Custom Upstream from the Personal Workspace in the New Dashboard. Click Create New Site and then select Upstream From Workspace.

Documentation

Quicksilver on Pantheon - Documentation on Quicksilver is now available in an accessible guide. Quicksilver hooks into platform workflows to automate your Pantheon WebOps workflow. This allows the platform to run selected scripts automatically every hour, or when a team member triggers the corresponding workflow.

September 2022 Changelog

Platform Improvements

Drupal 9.4.5

Drupal 9.4.5 is available for production sites. is available for production sites. This is a patch (bugfix) release of Drupal 9 and is ready for use on production sites.

PHP 8.1

PHP 8.1 is now recommended for Drupal sites version 9.3.0 and higher. An underlying bug with ProxySQL was fixed in version 2.4.3 and PHP 8.1 was updated on the platform to incorporate this fix.

WordPress 6.0.2

WordPress 6.0.2 is currently available on the Pantheon platform. This release features nearly a thousand enhancements and bug fixes. Because this is a security release, it is recommended that you update your sites immediately. The next major release will be version 6.1 which is planned for late 2022.

WordPress Composer Managed Upstream in Early Access

The Pantheon-maintained WordPress Composer Managed upstream is available for Early Access participants. This upstream leverages Bedrock, a WordPress-specific framework for using Composer on WordPress sites. Complete the request form if you are interested in participating in this Early Access offering.

Documentation

Advanced Global CDN - AGCDN is now in General Availability and allows for advanced site management, enhanced security, and custom WAF. You can review the AGCDN case study for a real-life example of an AGCDN implementation.

Create a Composer-managed WordPress Site with Bedrock - WordPress does not natively support Composer, however, Bedrock is a WordPress-specific framework for using Composer on WordPress sites. You can create a site based on the Pantheon-maintained WordPress Composer Managed upstream. Bedrock installs WordPress as a required package so updates can be managed by Composer. The WordPress Composer Managed upstream is available for Early Access participants. Learn more about Bedrock and Composer-managed WordPress sites.

Environment Configuration - Learn about environment configurations on Pantheon in our new accessible guide. Each site on Pantheon comes with three environments: Dev, Test, and Live. This allows you to develop and test features without impacting your Live site. Additional development environments are available with Multidev. Refer to the Pantheon WebOps Workflow documentation for more details.

August 2022 Changelog

Platform Improvements

Drupal 9.4.5

Drupal 9.4.5 is available for production sites. This is a patch (bugfix) release of Drupal 9.4 and is ready for use on production sites. Drupal 9.4 was released in June 2022. Drupal 9.4 will receive security coverage until June 21, 2023 when Drupal 9.6.0 is released.

Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the site Dashboard Dev tab.

Drupal 9.3.21

Drupal 9.3.21 is available and includes backwards-compatible improvements. This is a patch version of Drupal 9.3 and is available for use on production sites. Drupal 9.3 was released in December 2021. From Drupal 9.3, PHP version 8.0 or higher is recommended; PHP 7.3 and higher remains supported. Drupal 9.3 will receive security coverage until December 8, 2022 when Drupal 9.5.0 is released.

Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the site Dashboard Dev tab.

WordPress 6.0.1

WordPress 6.0.1 is currently available on the Pantheon platform. This maintenance release features 13 bug fixes in Core and 18 bug fixes for the Block Editor.

The next major release will be version 6.1 which is planned for later in 2022.

Documentation

Autopilot Pre-Configuration Checklist - There are a few things you should know before you enable Autopilot. Use this guide to ensure your current site configuration is compatible with Autopilot. For more information on Autopilot, refer to the documentation.

Pantheon Decoupled - Pantheon Decoupled is available for Early Access participants. Pantheon Decoupled provides users with tools that improve the experience of building a decoupled front-end that sources data from a CMS back-end. With decoupled sites a CMS site can be linked to a single decoupled site or multiples sites, or the user does not need a CMS at all and can link directly to a front end application! Please check out how we can help you transition to a decoupled experience on the Pantheon platform.

Pantheon Global CDN - A guide for Pantheon's Global CDN is now available. Global CDN is a core platform offering that provides improved performance and security for customer sites. It supports caching to accelerate both static content and anonymous site pages. By serving data from cache servers all over the world, website visitors receive a response without having to wait.

Multidev Guide - Multidevs are development environments for teams. A Multidev environment allows a developer to fork the entire stack (code and content), work independently, and then merge the code changes back into the main site. Refer to this guide for detailed information using Pantheon's Multidev environment for your Drupal or WordPress site.

July 2022 Changelog

Platform Improvements

Drupal 9.4.1

Drupal 9.4.1 is available for production sites. This is a patch (bugfix) release of Drupal 9 and is ready for use on production sites.

Drupal 9.3.17

Drupal 9.3.17 is available for production sites and includes backwards-compatible improvements. Drupal 9.3 was released in December 2021. From Drupal 9.3, PHP version 8.0 or higher is recommended; PHP 7.3 and higher remains supported. Drupal 9.3.x will receive security coverage until December 8, 2022 when Drupal 9.5.0 is released.

Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the site Dashboard Dev tab.

Drupal 9.2.20

Drupal 9.2.20 is available and includes backwards-compatible improvements. This is a minor version of Drupal 9 and is available for use on production sites.

WordPress 6.0.1

WordPress 6.0.1 is currently available on the Pantheon platform. This maintenance release features 13 bug fixes in Core and 18 bug fixes for the Block Editor.

The next major release will be version 6.1 which is planned for later in 2022.

Documentation

Autopilot for Custom Upstreams - Combining Autopilot with Custom Upstreams is an excellent way to reduce the time spent on maintaining multiple sites. Pantheon allows eligible customers to use Autopilot and Custom Upstreams to automate routine maintenance for upstream and downstream sites.

Fastly on Pantheon - Pantheon offers extensive content delivery network (CDN) features through our Global CDN and Advanced Global CDN. Pantheon also partners with Fastly if you prefer to use a CDN outside of the Pantheon platform. Using Fastly can be a good option if you are looking for log or media storage integration solutions.

Git on Pantheon Guide - A new guide on using Git on the Pantheon platform is now available. Pantheon provides industry standard version control with Git. Pantheon uses Git to make sure all code is stored, versioned, and deployed both safely and predictably.

WordPress REST API - The WordPress Edge Integrations plugin provides REST API endpoints for all of the major functions and output available via server-side PHP code. A full list and descriptions of all endpoints exists in the WordPress Edge Integrations SDK documentation. To learn more about the WordPress SDK, refer to the documentation.

June 2022 Changelog

Platform Improvements

Drupal 9.3.14

Drupal 9.3.14 is available for production sites and includes backwards-compatible improvements. Drupal 9.3 was released in December 2021. From Drupal 9.3, PHP version 8.0 or higher is recommended; PHP 7.3 and higher remains supported. Drupal 9 sites on Pantheon use Integrated Composer, enabling one-click core updates through the Dashboard. To check for available updates, click Check Now from the site's Dashboard Dev tab.

Drupal 9.2.20

Drupal 9.2.20 is available and includes backwards-compatible improvements. This is a minor version of Drupal 9 and is available for use on production sites.

WordPress 6.0

WordPress 6.0 is the latest major release of WordPress and is currently available on the Pantheon platform. This release features nearly a thousand enhancements and bug fixes.

If you’ve updated the previously released Twenty Twenty-two theme outside of Pantheon's WordPress upstream, updating to WordPress 6.0 will result in an error, due to the removal of the wp-content/themes/twentytwentytwo/assets/fonts/LICENSE.md file. To resolve this error delete this file, commit, and push your change, then reapply the update. Detailed information on applying and debugging core updates can be found in the Core Updates documentation.

Documentation

Drupal 9 Migration Guides - The new Drupal 9 Migration Guides have been published. This is a major rework of the existing guide and provides greater assistance to users when choosing their upgrade path, creating separate guides for each path, or adding content for previously undocumented paths.

Using Solr 8 on Drupal 9 - Pantheon Search is now in General Availability. Pantheon Search is a system for indexing and searching site content. Pantheon Search with Solr 8 gives Drupal 9 web teams a high-performance search index integrated with Integrated Composer's one-click updates. Pantheon provides Solr-based search as a service for all environments. Currently, the default version of Solr on Pantheon is Apache Solr v3.6, but we recommend using Solr v8.

WordPress on Pantheon Quick Start Guide - This guide offers a comprehensive overview of WordPress on Pantheon. Use this guide to learn how to create a WordPress site on Pantheon or migrate an existing WordPress site. You can also learn about WordPress plugins, optimization, security, and content management.

WordPress with Composer on Pantheon - This new guide offers an overview of Composer-managed WordPress site capabilities on Pantheon. You can use this guide to create a new WordPress site that uses Composer, Continuous Integration, and Automated Testing. Additionally, you can learn how to create a new WordPress site that uses Integrated Composer.