Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires symfony/dependency-injection 7.0.* -> satisfiable by symfony/dependency-injection[v7.0.0, v7.0.1, v7.0.2]. - symfony/dependency-injection[v7.0.0, ..., v7.0.2] require php >=8.2 -> your php version (8.1.27) does not satisfy that requirement. Problem 2 - Root composer.json requires symfony/http-kernel 7.0.* -> satisfiable by symfony/http-kernel[v7.0.0, v7.0.1, v7.0.2]. - symfony/http-kernel[v7.0.0, ..., v7.0.2] require php >=8.2 -> your php version (8.1.27) does not satisfy that requirement. Problem 3 - Root composer.json requires symfony/browser-kit 7.0.* -> satisfiable by symfony/browser-kit[v7.0.0]. - symfony/browser-kit v7.0.0 requires php >=8.2 -> your php version (8.1.27) does not satisfy that requirement. Problem 4 - Root composer.json requires symfony/framework-bundle 7.0.* -> satisfiable by symfony/framework-bundle[v7.0.0, v7.0.1, v7.0.2]. - symfony/framework-bundle[v7.0.0, ..., v7.0.2] require php >=8.2 -> your php version (8.1.27) does not satisfy that requirement. Problem 5 - Root composer.json requires symfony/process 7.0.* -> satisfiable by symfony/process[v7.0.0, v7.0.2]. - symfony/process[v7.0.0, ..., v7.0.2] require php >=8.2 -> your php version (8.1.27) does not satisfy that requirement. Problem 6 - Root composer.json requires symfony/yaml 7.0.* -> satisfiable by symfony/yaml[v7.0.0]. - symfony/yaml v7.0.0 requires php >=8.2 -> your php version (8.1.27) does not satisfy that requirement. Problem 7 - behat/behat v3.14.0 requires symfony/dependency-injection ^4.4 || ^5.0 || ^6.0 || ^7.0 -> satisfiable by symfony/dependency-injection[v7.0.0, v7.0.1, v7.0.2]. - behat/behat[v3.6.1, ..., v3.7.0] require symfony/dependency-injection ^2.7.51 || ^3.0 || ^4.0 || ^5.0 -> found symfony/dependency-injection[v2.7.51, ..., v2.8.52, v3.0.0, ..., v3.4.47, v4.0.0, ..., v4.4.49, v5.0.0, ..., v5.4.34] but it conflicts with your root composer.json require (7.0.*). - behat/behat[v3.8.0, ..., v3.8.1] require symfony/dependency-injection ^4.4 || ^5.0 -> found symfony/dependency-injection[v4.4.0, ..., v4.4.49, v5.0.0, ..., v5.4.34] but it conflicts with your root composer.json require (7.0.*). - behat/behat[v3.9.0, ..., v3.13.0] require symfony/dependency-injection ^4.4 || ^5.0 || ^6.0 -> found symfony/dependency-injection[v4.4.0, ..., v4.4.49, v5.0.0, ..., v5.4.34, v6.0.0, ..., v6.4.2] but it conflicts with your root composer.json require (7.0.*). - symfony/dependency-injection[v7.0.0, ..., v7.0.2] require php >=8.2 -> your php version (8.1.27) does not satisfy that requirement. - Root composer.json requires behat/behat ^3.6.1 -> satisfiable by behat/behat[v3.6.1, ..., v3.14.0].