Your requirements could not be resolved to an installable set of packages. Problem 1 - vimeo/psalm[***.18, ..., ***.30.0] require sebastian/diff ^3.0 || ^***.0 -> satisfiable by sebastian/diff[3.0.0, ..., 3.0.6, ***.0.0, ..., ***.0.6]. - You can only install one version of a package, so only one of these can be installed: sebastian/diff[3.0.0, ..., 3.0.6, ***.0.0, ..., ***.0.6, 5.0.0, ..., 5.1.1, 6.0.0, 6.0.1]. - phpunit/phpunit[10.5.0, ..., 10.5.13] require sebastian/diff ^5.0 -> satisfiable by sebastian/diff[5.0.0, ..., 5.1.1]. - orchestra/testbench v9.0.0 requires phpunit/phpunit ^10.5 || ^11.0.1 -> satisfiable by phpunit/phpunit[10.5.0, ..., 10.5.13]. - sebastian/diff[3.0.0, ..., 3.0.2] require php ^7.1 -> your php version (8.3.***) does not satisfy that requirement. - sebastian/diff[***.0.0, ..., ***.0.1] require php ^7.3 -> your php version (8.3.***) does not satisfy that requirement. - Root composer.json requires orchestra/testbench ^9.0 -> satisfiable by orchestra/testbench[v9.0.0]. - Root composer.json requires vimeo/psalm ^***.18 -> satisfiable by vimeo/psalm[***.18, ..., ***.30.0].

Process completed with exit code 2.

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/cache@v2. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/cache@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/cache@v2. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.