add cable but not complete

config/environments/development.rb

@@ -51,4 +51,7 @@ Rails.application.configure do
   # Use an evented file watcher to asynchronously detect changes in source code,
   # routes, locales, etc. This feature depends on the listen gem.
   config.file_watcher = ActiveSupport::EventedFileUpdateChecker
+
+  # Set Cable URL
+  config.action_cable.url = "ws://192.168.1.140:3002/cable"
 end

config/routes.rb

@@ -5,6 +5,9 @@ Rails.application.routes.draw do
   root 'home#index'
   mount Sidekiq::Web => '/kiq'
 
+  # Action Cable Creation
+  mount ActionCable.server => "/cable"
+
   #--------- SmartSales Installation ------------#
   get 'install' => 'install#index'
   post 'install' =>  'install#create'