codemagic.yaml

    environment:
      groups:
        - ios-publishing
        - certificate_credentials
      vars:
        BUNDLE_ID: fun.gatch.v2mvp
      ...
    scripts:
      ...
      - name: iOS Code signing
        script: |
          keychain initialize
          app-store-connect fetch-signing-files "$BUNDLE_ID" --type IOS_APP_ADHOC --create
          keychain add-certificates
          xcode-project use-profiles
      - name: Build IPA
        script: flutter build ipa --release --export-options-plist=/Users/builder/export_options.plist
    artifacts:
      ...
      - build/ios/ipa/*.ipa