adds verification controller

app/controllers/verification_controller.rb

@@ -0,0 +1,31 @@
+class VerificationController < ApplicationController
+  before_action :authenticate_user!
+  before_action :verify_lock
+
+  skip_authorization_check
+
+  def show
+    redirect_to next_step_path[:path], notice: next_step_path[:notice]
+  end
+
+  private
+
+    def next_step_path(user = current_user)
+      if user.level_three_verified?
+        { path: account_path, notice: t('verification.redirect_notices.already_verified') }
+      elsif user.verification_letter_sent?
+        { path: edit_letter_path }
+      elsif user.level_two_verified?
+        { path: new_letter_path }
+      elsif user.verification_sms_sent?
+        { path: edit_sms_path }
+      elsif user.verification_email_sent?
+        { path: verified_user_path, notice: t('verification.redirect_notices.email_already_sent') }
+      elsif user.residence_verified?
+        { path: verified_user_path }
+      else
+        { path: new_residence_path }
+      end
+    end
+
+end