Your lock file does not contain a compatible set of packages. Please run composer update. Problem 1 - sebastian/diff is locked to version 6.0.2 and an update of this package was not requested. - sebastian/diff 6.0.2 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement. Problem 2 - symfony/console is locked to version v7.1.3 and an update of this package was not requested. - symfony/console v7.1.3 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement. Problem 3 - symfony/filesystem is locked to version v7.1.2 and an update of this package was not requested. - symfony/filesystem v7.1.2 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement. Problem 4 - symfony/string is locked to version v7.1.3 and an update of this package was not requested. - symfony/string v7.1.3 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement. Problem 5 - sebastian/diff 6.0.2 requires php >=8.2 -> your php version (8.1.2) does not satisfy that requirement. - vimeo/psalm 5.25.0 requires sebastian/diff ^4.0 || ^5.0 || ^6.0 -> satisfiable by sebastian/diff[6.0.2]. - vimeo/psalm is locked to version 5.25.0 and an update of this package was not requested.