init

- 框架初始化
 - 安装插件
 - 修复PHP8.4报错

vendor/symfony/event-dispatcher-contracts/README.md

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+Symfony EventDispatcher Contracts
+=================================
+
+A set of abstractions extracted out of the Symfony components.
+
+Can be used to build on semantics that the Symfony components proved useful and
+that already have battle tested implementations.
+
+See https://github.com/symfony/contracts/blob/main/README.md for more information.