Added responsively app

Author: george-gca

collections/design-essentials/index.md

@@ -20,6 +20,7 @@ items:
  - lipis/flag-icons
  - tabler/tabler-icons
  - saadeghi/daisyui
+ - responsively-org/responsively-app
 display_name: Design essentials
 created_by: jonrohan
 ---