一般package的源是github，所以 composer require 命令会去到 github 上拉取最新的 tag 版本，而如果你的github仓库没有设置 tag，那么就会报以上的错误，去到github打个标签即可。
详细解决方案
composer require报错：poser-plugin packages should have a class defined in their extra key to be usable
热度：50 发布时间：2023-12-09 10:55:01.0
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