Process completed with exit code 127.

Your requirements could not be resolved to an installable set of packages. Problem 1 - phpunit/phpunit[11.3.0, ..., 11.3.4] require php >=8.2 -> your php version (8.1.29) does not satisfy that requirement. - Root composer.json requires phpunit/phpunit ^11.3 -> satisfiable by phpunit/phpunit[11.3.0, ..., 11.3.4].

Process completed with exit code 2.

The `set-output` command is deprecated and will be disabled soon. Please upgrade to using Environment Files. For more information see: https://github.blog/changelog/2022-10-11-github-actions-deprecating-save-state-and-set-output-commands/