Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires putyourlightson/craft-generate-test-spec v2.x-dev -> satisfiable by putyourlightson/craft-generate-test-spec[v2.x-dev]. - putyourlightson/craft-generate-test-spec v2.x-dev requires php ^8.1 -> your php version (8.0.30) does not satisfy that requirement. Problem 2 - markhuot/craft-pest-core[2.0.0-rc5, ..., 2.0.0-rc6] require pestphp/pest ^2.26 -> satisfiable by pestphp/pest[v2.26.0, ..., v2.33.4]. - markhuot/craft-pest-core[2.0.0-rc2, ..., 2.0.0-rc4] require pestphp/pest ^2.8 -> satisfiable by pestphp/pest[v2.8.0, ..., v2.33.4]. - pestphp/pest[v2.8.0, ..., v2.33.4] require php ^8.1.0 -> your php version (8.0.30) does not satisfy that requirement. - Root composer.json requires markhuot/craft-pest-core ^2.0.0-rc2 -> satisfiable by markhuot/craft-pest-core[2.0.0-rc2, ..., 2.0.0-rc6].