Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpunit/php-code-coverage ^12.0 -> satisfiable by phpunit/php-code-coverage[12.0.0]. - phpunit/php-code-coverage 12.0.0 requires php >=8.3 -> your php version (8.1.31) does not satisfy that requirement. Problem 2 - Root composer.json requires phpunit/phpunit ^9.5 -> satisfiable by phpunit/phpunit[9.5.0, ..., 9.6.22]. - phpunit/phpunit[9.5.10, ..., 9.5.14] require phpunit/php-code-coverage ^9.2.7 -> found phpunit/php-code-coverage[9.2.7, ..., 9.2.32] but it conflicts with your root composer.json require (^12.0). - phpunit/phpunit[9.5.16, ..., 9.6.11] require phpunit/php-code-coverage ^9.2.13 -> found phpunit/php-code-coverage[9.2.13, ..., 9.2.32] but it conflicts with your root composer.json require (^12.0). - phpunit/phpunit[9.5.0, ..., 9.5.9] require phpunit/php-code-coverage ^9.2.3 -> found phpunit/php-code-coverage[9.2.3, ..., 9.2.32] but it conflicts with your root composer.json require (^12.0). - phpunit/phpunit[9.6.12, ..., 9.6.19] require phpunit/php-code-coverage ^9.2.28 -> found phpunit/php-code-coverage[9.2.28, ..., 9.2.32] but it conflicts with your root composer.json require (^12.0). - phpunit/phpunit 9.6.20 requires phpunit/php-code-coverage ^9.2.31 -> found phpunit/php-code-coverage[9.2.31, 9.2.32] but it conflicts with your root composer.json require (^12.0). - phpunit/phpunit[9.6.21, ..., 9.6.22] require phpunit/php-code-coverage ^9.2.32 -> found phpunit/php-code-coverage[9.2.32] but it conflicts with your root composer.json require (^12.0).

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