Add price expiration

#522

config/locales/admin/billing/prices.en.yml

@@ -15,10 +15,19 @@ en:
 
         edit:
           title: Edit price
+          expire_btn: Expire
+          expire_btn_confirm: Are you sure you want to expire price?
 
         update:
           updated: Price has been updated
 
+        expire:
+          expired: Price has been expired
+
         form:
           create_btn: Create price
           update_btn: Update price
+
+        search_form:
+          search_btn: Search
+          reset_btn: Reset

config/routes.rb

@@ -166,7 +166,13 @@ Rails.application.routes.draw do
     resources :zones, controller: 'dns/zones', except: %i[show destroy]
     resources :legal_documents
     resources :keyrelays
-    resources :prices, controller: 'billing/prices', except: %i[show destroy]
+
+    resources :prices, controller: 'billing/prices', except: %i[show destroy] do
+      member do
+        patch :expire
+      end
+    end
+
     resources :mail_templates
     resources :account_activities