configure form link

app/controllers/application_controller.rb

@@ -15,6 +15,7 @@ class ApplicationController < ActionController::Base
 
   helper_method :button_title,
                 :current_account,
+                :form_link_host,
                 :svg_icon
 
   impersonates :user, with: ->(uuid) { User.find_by(uuid:) }
@@ -105,6 +106,10 @@ class ApplicationController < ActionController::Base
     render_to_string(partial: "icons/#{icon_name}", locals: { class: })
   end
 
+  def form_link_host
+    Docuseal.default_url_options[:host]
+  end
+
   def maybe_redirect_com
     return if request.domain != 'docuseal.co'