Your requirements could not be resolved to an installable set of packages. Problem 1 - pestphp/pest[v1.23.1, ..., 1.x-dev] require phpunit/phpunit ^9.6.10 -> satisfiable by phpunit/phpunit[9.6.10, ..., 9.6.x-dev]. - pestphp/pest v1.23.0 requires phpunit/phpunit ^9.6.7 -> satisfiable by phpunit/phpunit[9.6.7, ..., 9.6.x-dev]. - pestphp/pest v1.22.6 requires phpunit/phpunit ^9.6.5 -> satisfiable by phpunit/phpunit[9.6.5, ..., 9.6.x-dev]. - pestphp/pest v1.22.5 requires phpunit/phpunit ^9.6.4 -> satisfiable by phpunit/phpunit[9.6.4, ..., 9.6.x-dev]. - pestphp/pest v1.22.4 requires phpunit/phpunit ^9.6.0 -> satisfiable by phpunit/phpunit[9.6.0, ..., 9.6.x-dev]. - pestphp/pest[v1.22.2, ..., v1.22.3] require phpunit/phpunit ^9.5.26 -> satisfiable by phpunit/phpunit[9.5.26, ..., 9.6.x-dev]. - pestphp/pest[v1.22.0, ..., v1.22.1] require phpunit/phpunit ^9.5.5 -> satisfiable by phpunit/phpunit[9.5.5, ..., 9.6.x-dev]. - orchestra/testbench-core 9.x-dev conflicts with phpunit/phpunit <10.1.0 || >=11.1.0. - orchestra/testbench 9.x-dev requires orchestra/testbench-core 9.x-dev -> satisfiable by orchestra/testbench-core[9.x-dev]. - Root composer.json requires orchestra/testbench 9.* -> satisfiable by orchestra/testbench[9.x-dev]. - Root composer.json requires pestphp/pest ^1.22 -> satisfiable by pestphp/pest[v1.22.0, ..., 1.x-dev].