Make sure a user clicking share will only fire one POST to the publish backend. This can be solved partly by disabling the button when the click event has been fired.
If the POST by some reason fails, we need to inform the user. We should allow the user to retry.
Check Screen 05: In progress and Screen 05: Sending failed: https://preview.uxpin.com/c2a6b9068826b9da0424abaf49ea852c5d002fa4#/pages/122672007?mode=i