message: Add PHP 8.1 to the main workflow
diff: @@ -25,7 +25,7 @@ jobs:
  fail-fast: false
  matrix:
  operating-system: [ubuntu-20.04, ubuntu-18.04, ubuntu-16.04, windows-latest, macos-latest]
  - php-versions: ['5.3', '5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.0']
  + php-versions: ['5.3', '5.4', '5.5', '5.6', '7.0', '7.1', '7.2', '7.3', '7.4', '8.0', '8.1']
  env:
  extensions: xml, opcache, xdebug, pcov
  key: cache-v3
  