Add mail roles

package-postfix_access/templates/debian-db.php.j2

@@ -0,0 +1,9 @@
+<?php
+/* {{ ansible_managed }} */
+$dbuser='{{ mysql_username }}';
+$dbpass='{{ mysql_password }}';
+$basepath='';
+$dbname='{{ mysql_database }}';
+$dbserver='{{ mysql_host }}';
+$dbport='{{ mysql_port }}';
+$dbtype='mysql';