add settings_export to use settings vars in templates

procat2/settings.py

@@ -104,6 +104,7 @@ TEMPLATES = [
                 'django.template.context_processors.request',
                 'django.contrib.auth.context_processors.auth',
                 'django.contrib.messages.context_processors.messages',
+                'django_settings_export.settings_export',
                 "account.context_processors.account",
             ],
         },
@@ -169,3 +170,8 @@ if DJDT:
 
 # bring in ansible-defined settings
 from .settings_ansible import *
+
+# what settings to expose in templates
+SETTINGS_EXPORT = [
+    'CUSTOMER_NAME',
+]