Feature: SignIn with Twitter (#479)

* Add Twitter SignIn flow

Co-authored-by: Sojan Jose <sojan@pepalo.com>

config/routes.rb

@@ -12,6 +12,8 @@ Rails.application.routes.draw do
 
   get '/app', to: 'dashboard#index'
   get '/app/*params', to: 'dashboard#index'
+  get '/app/settings/inboxes/new/twitter', to: 'dashboard#index', as: 'app_new_twitter_inbox'
+  get '/app/settings/inboxes/new/:inbox_id/agents', to: 'dashboard#index', as: 'app_twitter_inbox_agents'
 
   match '/status', to: 'home#status', via: [:get]
 
@@ -104,6 +106,11 @@ Rails.application.routes.draw do
     end
   end
 
+  namespace :twitter do
+    resource :authorization, only: [:create]
+    resource :callback, only: [:show]
+  end
+
   # Used in mailer templates
   resource :app, only: [:index] do
     resources :conversations, only: [:show]