devise.rb

# Please find this find via config/initializers/devise.rb
#  Add these to this file in case you're using these providers

config.omniauth :google_oauth2,
                  Rails.application.credentials[:google_app_id],
                  Rails.application.credentials[:google_app_secret],
                  { scope: 'userinfo.email, userinfo.profile', skip_jwt: true }
config.omniauth :facebook,
                Rails.application.credentials[:facebook_app_id],
                Rails.application.credentials[:facebook_app_secret],
                scope: 'public_profile,email'

# We save this data in credentials, read more about rails credentials to understand how they work.