스케쥴러 시작/정기 기능 추가

config/initializers/modbus_service.rb

@@ -1,3 +1,5 @@
+$modbus_polling_threads ||= []
+
 Rails.application.config.after_initialize do
   Modbus::PollingService.start
 end

config/routes.rb

@@ -14,9 +14,8 @@ Rails.application.routes.draw do
 
   resources :modbus do
     collection do
-      get "start"
-      get "stop"
-      get "status"
+      post "start"
+      post "stop"
       get "schedule_edit"
       post "schedule_edit_update"
     end