Your requirements could not be resolved to an installable set of packages. Problem 1 - orchestra/workbench 9.x-dev requires orchestra/canvas ^9.0 -> found orchestra/canvas[v9.0.0, 9.x-dev] but it conflicts with your root composer.json require (^8.0). - orchestra/testbench 9.x-dev requires orchestra/workbench ^9.0 -> satisfiable by orchestra/workbench[9.x-dev]. - Root composer.json requires orchestra/testbench ^9.0 -> satisfiable by orchestra/testbench[9.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/.