Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires laravel/framework 10.* -> satisfiable by laravel/framework[v10.0.0, ..., 10.x-dev]. - Root composer.json requires pestphp/pest ^3.5.1 -> satisfiable by pestphp/pest[v3.5.1, 3.x-dev]. - laravel/framework[v10.44.0, ..., 10.x-dev] conflict with phpunit/phpunit 11.4.3. - nunomaduro/collision[v8.5.0, ..., v8.x-dev] conflict with laravel/framework <11.0.0 || >=12.0.0. - pestphp/pest[v3.5.1, ..., 3.x-dev] conflict with phpunit/phpunit 11.5.x-dev. - pestphp/pest[v3.5.1, ..., 3.x-dev] conflict with phpunit/phpunit 11.4.x-dev. - pestphp/pest[v3.5.1, ..., 3.x-dev] require nunomaduro/collision ^8.5.0 -> satisfiable by nunomaduro/collision[v8.5.0, v8.x-dev]. - pestphp/pest[v3.5.1, ..., 3.x-dev] require phpunit/phpunit ^11.4.3 -> satisfiable by phpunit/phpunit[11.4.3, 11.4.x-dev, 11.5.x-dev].