Add mockup new_supplier mail code

app/controllers/new_suppliers_controller.rb

@@ -17,6 +17,7 @@ class NewSuppliersController < ApplicationController
 
     if @new_supplier.save
       sign_in @new_supplier.employee unless current_employee
+      Notifier.new_supplier(@new_supplier.supplier.try(:id), @new_supplier.employee.id).deliver_later
       session[:supplier_id] = @new_supplier.supplier.try(:id)
       redirect_to supplier_root_path(anchor: '/pages/introduction')
     else

app/controllers/user_controller.rb

@@ -127,7 +127,7 @@ class UserController < Users::ApplicationController
 
   def feedback
     user_feedback = UserFeedback.create(user_id: current_user.id, content: params[:feedback].to_s)
-    Notifier.user_feedback(user_feedback).deliver_later
+    Notifier.user_feedback(user_feedback.id).deliver_later
     render json: {}
   end