[生命周期](%E7%94%9F%E5%91%BD%E5%91%A8%E6%9C%9F.md) [PSR 7](PSR7.md) [中间件](%E4%B8%AD%E9%97%B4%E4%BB%B6.md) [依赖容器](%E4%BE%9D%E8%B5%96%E5%AE%B9%E5%99%A8.md)