optimize task reset_hot_score

lib/tasks/votes.rake

@@ -18,10 +18,13 @@ namespace :votes do
     models = [Debate, Proposal, Legislation::Proposal]
 
     models.each do |model|
+      print "Updating votes hot_score for #{model}s"
       model.find_each do |resource|
-        resource.save
-        print "."
+        new_hot_score = resource.calculate_hot_score
+        resource.update_columns(hot_score: new_hot_score, updated_at: Time.current)
       end
+      puts " ✅ "
     end
+    puts "Task finished 🎉 "
   end
 end