recurly-8.x-1.x-dev/recurly.libraries.yml

recurly.default:
  version: 1.x
  css:
    theme:
      css/recurly.css: {}
  js:
    js/recurly.js: {}
  dependencies:
    - core/jquery
recurly.invoice:
  version: 1.x
  css:
    theme:
      css/recurly-invoice.css: {}