How to use Linkedin account to sign in to the Discourse?

[cpradio]

There is a plugin that enables this ability now.

GitHub - discourse/discourse-linkedin-auth: LinkedIn OAuth Login support for Discourse

Discourse LinkedIn Authentication

LinkedIn has updated their authentication to OpenID Connect. New LinkedIn applications will not be able to use the old authentication method. This plugin is now deprecated, and support for LinkedIn OpenID Connect is included in Discourse core. There is no need to install the plugin separately. Just follow the documentation here: Old plugin info