Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires symplify/phpstan-rules ^12.4 -> satisfiable by symplify/phpstan-rules[12.4.0, ..., 12.7.0]. - symplify/phpstan-rules 12.4.0 requires phpstan/phpstan ^1.9.11 -> found phpstan/phpstan[1.9.11, ..., 1.12.x-dev] but it conflicts with your root composer.json require (^2.0). - symplify/phpstan-rules[12.4.1, ..., 12.7.0] require phpstan/phpstan ^1.10.30 -> found phpstan/phpstan[1.10.30, ..., 1.12.x-dev] but it conflicts with your root composer.json require (^2.0).