Podfile

platform :ios, '13.0'

target 'demo-store-ios' do
  use_frameworks!

  pod 'REES46', :git => 'https://github.com/rees46/ios-sdk.git', :branch => 'master', :tag => '3.6.60'
  pod "Resolver"

end

post_install do |installer|
  installer.pods_project.targets.each do |target|
    target.build_configurations.each do |config|
      config.build_settings['EXPANDED_CODE_SIGN_IDENTITY'] = ""
      config.build_settings['CODE_SIGNING_REQUIRED'] = "NO"
      config.build_settings['CODE_SIGNING_ALLOWED'] = "NO"
      config.build_settings['IPHONEOS_DEPLOYMENT_TARGET'] = '13.0'
      xcconfig_path = config.base_configuration_reference.real_path
      xcconfig = File.read(xcconfig_path)
      xcconfig_mod = xcconfig.gsub(/DT_TOOLCHAIN_DIR/, "TOOLCHAIN_DIR")
      File.open(xcconfig_path, "w") { |file| file << xcconfig_mod }
    end
  end
end