画布iOS应用 开发入门 您将需要预先安装以下工具： brew install swiftlint yarn gem install cocoapods yarn global add react-native-cli --prefix /usr/local 然后，您可以设置存储库： git clone gitgithub.com:instructure/canvas-ios.git cd canvas-ios ./setup.sh setup.sh脚本应负责安装来自Cocoapods和y