问题：
No composer.lock file present. Updating dependencies to latest instead of installing from lock file. See https://getcomposer.org/install for more information.
Loading composer repositories with package information
Updating dependencies
Your requirements could not be resolved to an installable set of packages.
解决：
composer install --ignore-platform-reqs忽略版本即可
来源地址：https://blog.csdn.net/weixin_38517665/article/details/125442769
