Adds Sofort payment option to the checkout module.

• SilverStripe Framework 3.1.x
• SilverStripe Checkout

Either install via composer:

i-lateral/silverstripe-checkout-sofort: *

Or download and install to the "checkout-sofort" directory in your project root.

Once installed, go to global site settings, then the "Checkout" tab.

Under payment methods, click "Add" and then select "Sofort" from the dropdown.