Flutter环境配置已经项目初始化

1、-bash: flutter: command not found

https://blog.csdn.net/wzxxdghdf/article/details/90710711

2、creating flutter project长时间卡停

3、

Cannot find "xcodebuild". Xcode 9.0 or greater is required to develop for iOS.
Could not build the precompiled application for the device.

Error launching application on iPhone.