middleware$handler>handle($request)后面代码无法执行

| Q | A
| ------------------- | -----
| Bug report? | yes/no
| Feature request? | yes/no
| Swoft version | x.y.z
| Swoole version | x.y.z (by

)
| PHP version | x.y.z (by

)
| Runtime environment | Win10/Mac/CentOS 7/Ubuntu/Docker etc.

Details

Describe what you are trying to achieve and what goes wrong.

Provide minimal script to reproduce the issue

控制器调用了 Model/Dao 层代码，然后控制器调用的中间件 的 $handler->handle($request) 这段代码后面的代码无法执行

该提问来源于开源项目：swoft-cloud/swoft