Your requirements could not be resolved to an installable set of packages. Problem 1 - laminas/laminas-developer-tools[2.0.0, ..., 2.0.x-dev] require php ^5.6 || ^7.0 -> your php version (8.4.0RC1) does not satisfy that requirement. - laminas/laminas-developer-tools[2.1.0, ..., 2.1.x-dev] require php ^7.3 || ~8.0.0 -> your php version (8.4.0RC1) does not satisfy that requirement. - laminas/laminas-developer-tools[2.2.0, ..., 2.3.x-dev] require php ^7.3 || ~8.0.0 || ~8.1.0 -> your php version (8.4.0RC1) does not satisfy that requirement. - laminas/laminas-developer-tools[2.4.0, ..., 2.5.x-dev] require php ^7.4 || ~8.0.0 || ~8.1.0 -> your php version (8.4.0RC1) does not satisfy that requirement. - laminas/laminas-developer-tools[2.6.0, ..., 2.8.x-dev] require php ~8.0.0 || ~8.1.0 || ~8.2.0 -> your php version (8.4.0RC1) does not satisfy that requirement. - laminas/laminas-developer-tools[2.9.0, ..., 2.10.x-dev] require php ~8.1.0 || ~8.2.0 || ~8.3.0 -> your php version (8.4.0RC1) does not satisfy that requirement. - Root composer.json requires laminas/laminas-developer-tools ~2.0 -> satisfiable by laminas/laminas-developer-tools[2.0.0, ..., 2.10.x-dev].