fastlane2.rb

  desc "Build a new alpha version"
  lane :alpha do |options|
    tag_prefix = 'ios/alpha*'
    title = 'iOS Alpha'
    scheme = 'ExampleApp'
    groups = 'Alpha Team'
    flavor = 'alpha'

    # Verify next release
    next unless verify(scheme: scheme, title: title, tag_prefix: tag_prefix)
    # Build ios app
    build(scheme: scheme)
    # And deploy it to the test flight
    pilot(groups: groups)
    # Notify slack and create the tag
    post_deploy(flavor: flavor, title: title)
  end