Create debconf file to select default settings for Postfix

diff --git a/templates/postfix.debconf b/templates/postfix.debconf
new file mode 100755 (executable)
index 0000000..2c1723b
--- /dev/null
+++ b/templates/postfix.debconf
@@ -0,0 +1,4 @@
+#!/usr/bin/debconf-set-selections
+
+postfix        postfix/mailname string HOSTNAME.CLUSTER_DOMAIN_NAME
+postfix        postfix/main_mailer_type select Internet Site