Your lock file does not contain a compatible set of packages. Please run composer update. Problem 1 - brianium/paratest is locked to version v7.4.3 and an update of this package was not requested. - brianium/paratest v7.4.3 requires php ~8.2.0 || ~8.3.0 -> your php version (8.1.2) does not satisfy that requirement. Problem 2 - symfony/filesystem is locked to version v7.1.2 and an update of this package was not requested. - symfony/filesystem v7.1.2 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement. Problem 3 - vimeo/psalm is locked to version dev-type-coverage and an update of this package was not requested. - vimeo/psalm dev-type-coverage requires php ~8.1.17 || ~8.2.4 || ~8.3.0 -> your php version (8.1.2) does not satisfy that requirement. Problem 4 - brianium/paratest v7.4.3 requires php ~8.2.0 || ~8.3.0 -> your php version (8.1.2) does not satisfy that requirement. - pestphp/pest v2.34.9 requires brianium/paratest ^7.3.1 -> satisfiable by brianium/paratest[v7.4.3]. - pestphp/pest is locked to version v2.34.9 and an update of this package was not requested.