FEATURE: optional quote sharing buttons (PR #10254)

This feature allows sharing text selected in a post via sharing services (Twitter/Facebook) or email.


When hovering over the Share, a small animation displays the available share services:


By default, the feature is off. It can be enabled for anonymous users only or for all users. The available share services are configurable as well.


FInally, this feature is desktop-only given that mobile browsers have native share functionality when selecting text.


if you want you can listen only on id/slug here topic.{id,slug}