improve registration and add oauth

config/initializers/devise.rb

@@ -266,7 +266,7 @@ Devise.setup do |config|
   # ==> OmniAuth
   # Add a new OmniAuth provider. Check the wiki for more information on setting
   # up on your models and hooks.
-  # config.omniauth :github, 'APP_ID', 'APP_SECRET', scope: 'user,public_repo'
+  config.omniauth :google_oauth2, ENV.fetch('GOOGLE_CLIENT_ID', nil), ENV.fetch('GOOGLE_CLIENT_SECRET', nil), {}
 
   # ==> Warden configuration
   # If you want to use other strategies, that are not supported by Devise, or

config/routes.rb

@@ -5,11 +5,18 @@ Rails.application.routes.draw do
 
   root 'dashboard#index'
 
-  devise_for :users, path: '/', only: %i[sessions passwords]
+  devise_for :users,
+             path: '/', only: %i[sessions passwords omniauth_callbacks],
+             controllers: begin
+               options = { sessions: 'sessions' }
+               options[:omniauth_callbacks] = 'omniauth_callbacks' if Docuseal.multitenant?
+               options
+             end
 
   devise_scope :user do
     if Docuseal.multitenant?
-      resource :registration, only: %i[create], path: 'sign_up' do
+      resource :registration, only: %i[show], path: 'sign_up'
+      resource :registration, only: %i[create], path: 'new' do
         get '' => :new, as: :new
       end
     end