What’s Changed
New input: ios_archive_type. The default value (app) builds an app bundle as before, but archive lets you build an xcarchive output (the equivalent Flutter CLI command is flutter build ipa). This new option makes the Xcode Archive step redundant in Flutter workflows.
Full Changelog: https://github.com/bitrise-steplib/bitrise-step-flutter-build/compare/0.14.0...0.15.0