Your requirements could not be resolved to an installable set of packages. Problem 1 - orchestra/testbench[v8.4.0, ..., 8.x-dev] require phpunit/phpunit ^9.6 || ^10.1 -> satisfiable by phpunit/phpunit[9.6.0, ..., 9.6.x-dev, 10.1.0, ..., 10.5.x-dev]. - orchestra/testbench[v8.0.0, ..., v8.3.1] require phpunit/phpunit ^9.6 || ^10.0.7 -> satisfiable by phpunit/phpunit[9.6.0, ..., 9.6.x-dev, 10.0.7, ..., 10.5.x-dev]. - phpunit/phpunit[10.5.27, ..., 10.5.x-dev] require sebastian/exporter ^5.1.2 -> satisfiable by sebastian/exporter[5.1.2, 5.1.x-dev]. - phpunit/phpunit[10.3.5, ..., 10.5.26] require sebastian/exporter ^5.1 -> satisfiable by sebastian/exporter[5.1.0, 5.1.1, 5.1.2, 5.1.x-dev]. - phpunit/phpunit[10.0.7, ..., 10.3.4] require sebastian/exporter ^5.0 -> satisfiable by sebastian/exporter[5.0.0, ..., 5.1.x-dev]. - phpunit/phpunit[9.6.20, ..., 9.6.x-dev] require sebastian/exporter ^4.0.6 -> satisfiable by sebastian/exporter[4.0.6, 4.0.x-dev]. - phpunit/phpunit[9.6.0, ..., 9.6.19] require sebastian/exporter ^4.0.5 -> satisfiable by sebastian/exporter[4.0.5, 4.0.6, 4.0.x-dev]. - pestphp/pest[v3.2.4, ..., 3.x-dev] conflict with sebastian/exporter 5.1.2. - pestphp/pest[v3.2.4, ..., 3.x-dev] conflict with sebastian/exporter 4.0.6. - Root composer.json requires pestphp/pest ^3.2.4 -> satisfiable by pestphp/pest[v3.2.4, 3.x-dev]. - Root composer.json requires orchestra/testbench 8.* -> satisfiable by orchestra/testbench[v8.0.0, ..., 8.x-dev].