Add snippet to discard certain mails

templates/postfix/conf.d/transport_global_exceptions.j2

@@ -2,6 +2,11 @@
 
 # Use this file for mail addresses that should be treated specially.
 
+# Discard mails
+# You need to create an alias to this address
+/^noreply(\+.*)?@discard\.local$/   discard:
+
+
 {% if postfix_transport_global_exceptions is defined %}
 {% for address in postfix_transport_global_exceptions %}
 {% if address.comment is defined %}