def update_version_file(version)
      if File.exists?('VERSION')
        File.open('VERSION', 'w') { |f| f << version.to_s }
        modified_files << 'VERSION'
      end
    end
def update_version_file(version)
      if File.exists?('VERSION')
        File.open('VERSION', 'w') { |f| f << version.to_s }
        modified_files << 'VERSION'
      end
    end
Updates the VERSION file with the new version