Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires shopsys/form-types-bundle 15.0.x-dev -> satisfiable by shopsys/form-types-bundle[15.0.x-dev]. - shopsys/form-types-bundle 15.0.x-dev requires php ^8.3 -> your php version (8.1.27) does not satisfy that requirement. Problem 2 - Root composer.json requires shopsys/framework 15.0.x-dev -> satisfiable by shopsys/framework[15.0.x-dev]. - shopsys/framework 15.0.x-dev requires php ^8.3 -> your php version (8.1.27) does not satisfy that requirement. Problem 3 - Root composer.json requires shopsys/migrations 15.0.x-dev -> satisfiable by shopsys/migrations[15.0.x-dev]. - shopsys/migrations 15.0.x-dev requires php ^8.3 -> your php version (8.1.27) does not satisfy that requirement. Problem 4 - Root composer.json requires shopsys/plugin-interface 15.0.x-dev -> satisfiable by shopsys/plugin-interface[15.0.x-dev]. - shopsys/plugin-interface 15.0.x-dev requires php ^8.3 -> your php version (8.1.27) does not satisfy that requirement. Problem 5 - Root composer.json requires shopsys/coding-standards 15.0.x-dev -> satisfiable by shopsys/coding-standards[15.0.x-dev]. - shopsys/coding-standards 15.0.x-dev requires php ^8.3 -> your php version (8.1.27) does not satisfy that requirement.