Your lock file does not contain a compatible set of packages. Please run composer update. Problem 1 - Root composer.json requires php ^8.4 but your php version (8.3.6) does not satisfy that requirement. Problem 2 - ruudk/readme-examples-sync-hook is locked to version 1.0.0 and an update of this package was not requested. - ruudk/readme-examples-sync-hook 1.0.0 requires php ^8.4 -> your php version (8.3.6) does not satisfy that requirement. Problem 3 - ticketswap/php-cs-fixer-config is locked to version 1.0.3 and an update of this package was not requested. - ticketswap/php-cs-fixer-config 1.0.3 requires php ^8.4 -> your php version (8.3.6) does not satisfy that requirement.