• Add support to specify major or major.minor versions for tools. Docs, #467

- name: Setup PHP
  uses: shivammathur/setup-php@v2
  with:
    php-version: '7.4'
    tools: php-cs-fixer:3, phpunit:8.5
  env:
    COMPOSER_TOKEN: ${{ secrets.GITHUB_TOKEN }}

• Add a php-version output which can be used in later steps. Docs, #470

- name: Setup PHP
  id: setup-php
  uses: shivammathur/setup-php@v2
  with:
    php-version: '7.4'

- name: Print PHP version
  run: echo ${{ steps.setup-php.outputs.php-version }}

• Like Ubuntu, add PHP commit hash in PHP 8.1 (nightly) logs on Windows and macOS.
• Use composer to install composer-require-checker. #473
• Use shivammathur/extensions tap for rdkafka extension on macOS. shivammathur/homebrew-php#365
• Support for Ubuntu 16.04 was dropped on August 1, 2021. 📢Announcement: #452
• Set the Firebird client version to 3.0.7 on macOS.
• Improve grpc_php_plugin support on Ubuntu and macOS.
• Minor fixes for self-hosted setup on Ubuntu.
• Improve PHP setup on macOS to be more resilient to dependency version inconsistencies.
• Fix to enable extensions disabled with phpdismod on Ubuntu. actions/runner-images#3472
• Fix Imagick setup with shivammathur/cache-extensions action on Windows. #455
• Fix support for OCI extensions oci8 and pdo_oci. #449
• Fix to not use system PHP on macOS.
• Fix support for Imagick for PHP 5.3 to 5.5 on macOS.
• Fix installing protoc on macOS.
• Hotfix: Fix permissions of COMPOSER_HOME directory. #477
• Hotfix: Fix support for phive on PHP 7.2. #481

Internal

• Update contributors SVG in README.md to include contributors from setup-php and all related projects.
• Move tools set up details from tools.ts to tools.json config.
• Improve error handling in utils.fetch and its uses.
• Refactor tests for tools using jest.Each.
• Update Ubuntu 16.04 warning in install.ts.
• Set sourceMap to true in tsconfig.json.
• Update Node.js dependencies.