Add product info to settings file

billard/templatetags/form_tags.py

@@ -1,4 +1,5 @@
 from django import template
+from django.conf import settings
 
 register = template.Library()
 
@@ -17,3 +18,8 @@ def input_class(bound_field):
         elif field_type(bound_field) != 'PasswordInput':
             css_class = 'is-valid'
     return 'form-control {}'.format(css_class)
+
+
+@register.simple_tag
+def settings_value(name):
+    return getattr(settings, name, '')