build ios shell by @AlexVincent525

build_ios.sh

# remove iOS bitcode

flutter build ios
cd build/ios/iphoneos/Runner.app/Frameworks
cd App.framework
xcrun bitcode_strip -r app -o app
cd ..
cd Flutter.framework
xcrun bitcode_strip -r Flutter -o Flutter
cd ../../../../../../

# remove iOS bitcode and no signed build

flutter build ios
rm -rf build/export
mkdir -p build/export
cd build/ios/iphoneos/Runner.app/Frameworks
cd App.framework
xcrun bitcode_strip -r app -o app
cd ..
cd Flutter.framework
xcrun bitcode_strip -r Flutter -o Flutter
cd ../../../../../ios
xcodebuild -workspace Runner.xcworkspace -scheme Runner -sdk iphoneos -configuration Release archive -archivePath $PWD/build/Runner.xcarchive
xcodebuild -exportArchive -archivePath $PWD/build/Runner.xcarchive -exportOptionsPlist ExportOptions.plist -exportPath $PWD/build/Runner.ipa -allowProvisioningUpdates
cd ..
cp ios/build/Runner.ipa/Runner.ipa build/export
open build/export