def ensure_fastfile
      return true if FastlaneCore::FastlaneFolder.setup?

      create = UI.confirm('Could not find fastlane in current directory. Make sure to have your fastlane configuration files inside a folder called "fastlane". Would you like to set fastlane up?')
      if create
        Fastlane::Setup.start
      end
      return false
    end
def ensure_fastfile
      return true if FastlaneCore::FastlaneFolder.setup?

      create = UI.confirm('Could not find fastlane in current directory. Make sure to have your fastlane configuration files inside a folder called "fastlane". Would you like to set fastlane up?')
      if create
        Fastlane::Setup.start
      end
      return false
    end
Makes sure a Fastfile is available
 Shows an appropriate message to the user
 if that's not the case
 return true if the Fastfile is available