extensions.gnome.org allows installing extensions into incompatible gnome-shell versions
I'm seeing reports from users running gnome-shell <3.30 that installing my extension from extensions.gnome.org gives them a version which doesn't work. As shown in the linked issue, my metadata.json sets versions appropriately, but extensions.gnome.org still appears to be installing the wrong version for their shell:
https://github.com/timbertson/gnome-shell-scroll-workspaces/issues/34#issuecomment-424806267