Install ruby-omniauth-oauth2 by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-omniauth-oauth2
Description:
abstract OAuth2 strategy for OmniAuth
This gem contains a generic OAuth2 strategy for OmniAuth. It is meant to serve as a building block strategy for other strategies and not to be used independently (since it has no inherent way to gather uid and user info).
Homepage: https://github.com/intridea/omniauth-oauth2
Version: 1.4.0-1
Section: universe/ruby