enforce signing order

app/controllers/submit_form_controller.rb

@@ -20,7 +20,11 @@ class SubmitFormController < ApplicationController
                                @submitter.account.archived_at?
     return render :expired if submission.expired?
     return render :declined if @submitter.declined_at?
-    return render :awaiting if submission.template.preferences['submitters_order'] == 'preserved' &&
+
+    @form_configs = Submitters::FormConfigs.call(@submitter, CONFIG_KEYS)
+
+    return render :awaiting if (@form_configs[:enforce_signing_order] ||
+                                submission.template.preferences['submitters_order'] == 'preserved') &&
                                !Submitters.current_submitter_order?(@submitter)
 
     Submitters.preload_with_pages(@submitter)
@@ -29,8 +33,6 @@ class SubmitFormController < ApplicationController
 
     @attachments_index = build_attachments_index(submission)
 
-    @form_configs = Submitters::FormConfigs.call(@submitter, CONFIG_KEYS)
-
     return unless @form_configs[:prefill_signature]
 
     if (user_signature = UserConfigs.load_signature(current_user))