[verified] Remove Chatwoot Hub push relay

app/services/notification/push_notification_service.rb

@@ -9,7 +9,6 @@ class Notification::PushNotificationService
     notification_subscriptions.each do |subscription|
       send_browser_push(subscription)
       send_fcm_push(subscription)
-      send_push_via_chatwoot_hub(subscription)
     end
   end
 
@@ -88,9 +87,13 @@ class Notification::PushNotificationService
   end
 
   def send_fcm_push(subscription)
-    return unless firebase_credentials_present?
     return unless subscription.fcm?
 
+    unless firebase_credentials_present?
+      Rails.logger.warn('FCM push skipped: Firebase credentials are not configured; no remote push relay is used')
+      return
+    end
+
     fcm_service = Notification::FcmService.new(
       GlobalConfigService.load('FIREBASE_PROJECT_ID', nil), GlobalConfigService.load('FIREBASE_CREDENTIALS', nil)
     )
@@ -99,22 +102,10 @@ class Notification::PushNotificationService
     remove_subscription_if_error(subscription, response)
   end
 
-  def send_push_via_chatwoot_hub(subscription)
-    return if firebase_credentials_present?
-    return unless chatwoot_hub_enabled?
-    return unless subscription.fcm?
-
-    ChatwootHub.send_push(fcm_options(subscription))
-  end
-
   def firebase_credentials_present?
     GlobalConfigService.load('FIREBASE_PROJECT_ID', nil) && GlobalConfigService.load('FIREBASE_CREDENTIALS', nil)
   end
 
-  def chatwoot_hub_enabled?
-    ActiveModel::Type::Boolean.new.cast(ENV.fetch('ENABLE_PUSH_RELAY_SERVER', true))
-  end
-
   def remove_subscription_if_error(subscription, response)
     if JSON.parse(response[:body])['results']&.first&.keys&.include?('error')
       subscription.destroy!

app/services/notification/push_test_service.rb

@@ -50,13 +50,11 @@ class Notification::PushTestService
   end
 
   def test_fcm(subscription)
-    if firebase_credentials_present?
-      test_fcm_direct(subscription)
-    elsif chatwoot_hub_enabled?
-      test_fcm_via_hub(subscription)
-    else
-      result(subscription, 'fcm', :skipped, 'No Firebase credentials and push relay disabled')
+    unless firebase_credentials_present?
+      return result(subscription, 'fcm', :skipped, 'Firebase credentials are not configured; no remote push relay is used')
     end
+
+    test_fcm_direct(subscription)
   end
 
   def test_fcm_direct(subscription)
@@ -72,23 +70,10 @@ class Notification::PushTestService
     result(subscription, 'fcm', :failure, "#{e.class.name}: #{e.message}")
   end
 
-  def test_fcm_via_hub(subscription)
-    response = ChatwootHub.send_push_with_response(fcm_options(subscription))
-    result(subscription, 'fcm_via_hub', :success, "HTTP #{response.code} — #{response.body}")
-  rescue RestClient::ExceptionWithResponse => e
-    result(subscription, 'fcm_via_hub', :failure, "HTTP #{e.response&.code} — #{e.response&.body}")
-  rescue StandardError => e
-    result(subscription, 'fcm_via_hub', :failure, "#{e.class.name}: #{e.message}")
-  end
-
   def firebase_credentials_present?
     GlobalConfigService.load('FIREBASE_PROJECT_ID', nil) && GlobalConfigService.load('FIREBASE_CREDENTIALS', nil)
   end
 
-  def chatwoot_hub_enabled?
-    ActiveModel::Type::Boolean.new.cast(ENV.fetch('ENABLE_PUSH_RELAY_SERVER', true))
-  end
-
   def browser_push_payload(subscription)
     {
       message: JSON.generate(