feat: New automation actions (#4033)

app/models/concerns/activity_message_handler.rb

@@ -10,6 +10,8 @@ module ActivityMessageHandler
   end
 
   def status_change_activity(user_name)
+    return send_automation_activity if Current.executed_by.present?
+
     create_status_change_message(user_name)
   end
 
@@ -29,6 +31,11 @@ module ActivityMessageHandler
     ::Conversations::ActivityMessageJob.perform_later(self, activity_message_params(content)) if content
   end
 
+  def send_automation_activity
+    content = I18n.t("conversations.activity.status.#{status}", user_name: 'Automation System')
+    ::Conversations::ActivityMessageJob.perform_later(self, activity_message_params(content)) if content
+  end
+
   def create_label_added(user_name, labels = [])
     return unless labels.size.positive?