1.6.2

• Drop support for Ubuntu 16.04
• Add support for php-version in \d.x, and aliases latest and nightly.
• Fix cache for APCu and Imagick.
• Refactor to use setup-php NPM package.
• Improve caching dependencies on macOS.
• Fix PHP API version in PHP 8.1.
• Update lists of libraries on Ubuntu.
• Automate and update lists of extensions with dependencies on macOS.
• Reset cache date.
• Update Node.js dependencies.