Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires ecphp/laravel-cas ^1.1 -> satisfiable by ecphp/laravel-cas[1.1.0]. - Root composer.json requires roave/security-advisories dev-latest -> satisfiable by roave/security-advisories[dev-latest]. - ecphp/laravel-cas 1.1.0 requires laravel/framework ^9 || ^10 || ^11 -> satisfiable by laravel/framework[v9.0.0, ..., v9.52.17, v10.0.0, ..., v10.48.23, v11.0.0, ..., v11.31.0]. - laravel/framework[v9.52.17, v10.48.23] require league/flysystem ^3.8.0 -> satisfiable by league/flysystem[3.8.0, ..., 3.29.1]. - laravel/framework[v11.0.0, ..., v11.31.0] require php ^8.2 -> your php version (8.1.30) does not satisfy that requirement. - league/flysystem[3.3.0, ..., 3.14.0] require league/mime-type-detection ^1.0.0 -> satisfiable by league/mime-type-detection[1.0.0, ..., 1.16.0]. - league/flysystem[3.15.0, ..., 3.29.1] require league/flysystem-local ^3.0.0 -> satisfiable by league/flysystem-local[3.15.0, ..., 3.29.0]. - league/flysystem-local[3.15.0, ..., 3.29.0] require ext-fileinfo * -> it is missing from your system. Install or enable PHP's fileinfo extension. - league/mime-type-detection[1.4.0, ..., 1.16.0] require ext-fileinfo * -> it is missing from your system. Install or enable PHP's fileinfo extension. - league/mime-type-detection[1.0.0, ..., 1.3.0] require php ^7.2 -> your php version (8.1.30) does not satisfy that requirement. - roave/security-advisories dev-latest conflicts with laravel/framework <6.20.45|>=7,<7.30.7|>=8,<8.83.28|>=9,<9.52.17|>=10,<10.48.23|>=11,<11.31. To enable extensions, verify that they are enabled in your .ini files: - C:\tools\php\php.ini You can also run `php --ini` in a terminal to see which files are used by PHP in CLI mode. Alternatively, you can run Composer with `--ignore-platform-req=ext-fileinfo` to temporarily ignore these required extensions.

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