Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpstan/phpstan ^0.12.57 -> satisfiable by phpstan/phpstan[0.12.57, ..., 0.12.100]. - Root composer.json requires roave/backward-compatibility-check * -> satisfiable by roave/backward-compatibility-check[1.0.0, ..., 1.1.1, 2.0.0, 2.1.0, 3.0.0, 4.0.0, ..., 4.4.0, 5.0.0, 6.0.0, ..., 6.4.0, 7.0.0, ..., 7.4.0, 8.0.0, ..., 8.20.0]. - composer/composer[2.9.6, ..., 2.9.7] require composer/pcre ^2.3 || ^3.3 -> satisfiable by composer/pcre[2.3.0, 2.3.1, 2.3.2, 3.3.0, 3.3.1, 3.3.2]. - composer/pcre[2.3.0, ..., 2.3.2, 3.3.0, ..., 3.3.2] conflict with phpstan/phpstan <1.11.10. - roave/backward-compatibility-check[1.0.0, ..., 1.1.1, 2.0.0, ..., 2.1.0, 3.0.0] require php ^7.2 -> your php version (8.2.30) does not satisfy that requirement. - roave/backward-compatibility-check[4.0.0, ..., 4.4.0] require php ^7.3 -> your php version (8.2.30) does not satisfy that requirement. - roave/backward-compatibility-check 5.0.0 requires php ^7.4.7 -> your php version (8.2.30) does not satisfy that requirement. - roave/backward-compatibility-check[6.0.0, ..., 6.4.0, 7.0.0, ..., 7.1.0] require php ~8.0.0 || ~8.1.0 -> your php version (8.2.30) does not satisfy that requirement. - roave/backward-compatibility-check[7.2.0, ..., 7.3.0] require composer/composer ^2.4.2 -> satisfiable by composer/composer[2.9.6, 2.9.7]. - roave/backward-compatibility-check[7.4.0, 8.0.0, ..., 8.2.1] require composer/composer ^2.4.4 -> satisfiable by composer/composer[2.9.6, 2.9.7]. - roave/backward-compatibility-check[8.8.0, ..., 8.11.0] require composer/composer ^2.7.6 -> satisfiable by composer/composer[2.9.6, 2.9.7]. - roave/backward-compatibility-check[8.12.0, ..., 8.14.0] require composer/composer ^2.8.5 -> satisfiable by composer/composer[2.9.6, 2.9.7]. - roave/backward-compatibility-check 8.15.0 requires php ~8.3.0 || ~8.4.0 -> your php version (8.2.30) does not satisfy that requirement. - roave/backward-compatibility-check[8.16.0, ..., 8.19.0] require php ~8.3.0 || ~8.4.0 || ~8.5.0 -> your php version (8.2.30) does not satisfy that requirement. - roave/backward-compatibility-check 8.20.0 requires php ~8.4.0 || ~8.5.0 -> your php version (8.2.30) does not satisfy that requirement. - roave/backward-compatibility-check[8.3.0, ..., 8.4.0] require composer/composer ^2.5.1 -> satisfiable by composer/composer[2.9.6, 2.9.7]. - roave/backward-compatibility-check[8.5.0, ..., 8.6.0] require composer/composer ^2.6.4 -> satisfiable by composer/composer[2.9.6, 2.9.7]. - roave/backward-compatibility-check 8.7.0 requires composer/composer ^2.7.0 -> satisfiable by composer/composer[2.9.6, 2.9.7].