Make a Flutter view in a Xamarin app
$ cd my_flutter
$ flutter create --template module my_flutter
$ flutter build ios-framework --output=build/ios-flutter-framework
$ cd xamflutpoc
$ sharpie bind -o FlutterBindings -sdk iphoneos13.6 -framework ../my_flutter/build/ios-flutter-framework/Debug/Flutter.framework
$ cp ApiDefinitions.cs ApiDefinition.cs
$ cp StructsAndEnums.cs Structs.cs
https://flutter.dev/docs/development/add-to-app/ios/project-setup
https://docs.microsoft.com/en-us/xamarin/ios/platform/embedded-frameworks?tabs=macos