Step-by-step PHP version upgrade playbook for PHP 8.0 through 8.4+ with automated tooling. Use when the user asks to upgrade PHP to a new version, check PHP compatibility, fix deprecation warnings, run Rector for automated refactoring, audit code with PHPCompatibility, or plan a PHP migration strate
Step-by-step PHP version upgrade playbook for PHP 8.0 through 8.4+ with automated tooling. Use when the user asks to upgrade PHP to a new version, check PHP compatibility, fix deprecation warnings, run Rector for automated refactoring, audit code with PHPCompatibility, or plan a PHP migration strategy. Covers breaking changes per version, php.ini configuration updates, extension compatibility, Rec