Your requirements could not be resolved to an installable set of packages. Problem 1 - orchestra/testbench[v7.0.0, ..., 7.x-dev] require phpunit/phpunit ^9.5.10 -> satisfiable by phpunit/phpunit[9.5.10, ..., 9.6.x-dev]. - phpunit/phpunit[9.5.25, ..., 9.6.x-dev] require sebastian/exporter ^4.0.5 -> satisfiable by sebastian/exporter[4.0.5, 4.0.6, 4.0.x-dev]. - phpunit/phpunit[9.5.10, ..., 9.5.24] require sebastian/exporter ^4.0.3 -> satisfiable by sebastian/exporter[4.0.3, ..., 4.0.x-dev]. - pestphp/pest 2.x-dev conflicts with sebastian/exporter 4.0.6. - Root composer.json requires pestphp/pest 2.x-dev -> satisfiable by pestphp/pest[2.x-dev]. - Root composer.json requires orchestra/testbench 7.* -> satisfiable by orchestra/testbench[v7.0.0, ..., 7.x-dev].

Process completed with exit code 2.

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v2. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.