sign in user after confirmation

app/controllers/confirmations_controller.rb

@@ -0,0 +1,12 @@
+class ConfirmationsController < Devise::ConfirmationsController
+  protected
+
+  def after_confirmation_path_for(resource_name, resource)
+    if signed_in?
+      signed_in_root_path(resource)
+    else
+      sign_in resource
+      root_path
+    end
+  end
+end

config/routes.rb

@@ -5,7 +5,7 @@ Osem::Application.routes.draw do
   else
     devise_for :users,
                controllers: {
-                   registrations: :registrations,
+                   registrations: :registrations, confirmations: :confirmations,
                    omniauth_callbacks: 'users/omniauth_callbacks' },
                path: 'accounts'
   end