Your lock file does not contain a compatible set of packages. Please run composer update. Problem 1 - mammatus/app is locked to version dev-master and an update of this package was not requested. - mammatus/app dev-master requires ext-pcntl ^8.2 -> it is missing from your system. Install or enable PHP's pcntl extension. Problem 2 - mammatus/app dev-master requires ext-pcntl ^8.2 -> it is missing from your system. Install or enable PHP's pcntl extension. - mammatus/app is locked to version dev-master and an update of this package was not requested. 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-pcntl` to temporarily ignore these required extensions.

Process completed with exit code 2.