Add Zeyple filter

data/conf/postfix/main.cf

@@ -91,3 +91,4 @@ smtpd_milters = inet:rmilter:9900
 non_smtpd_milters = inet:rmilter:9900
 milter_mail_macros = i {mail_addr} {client_addr} {client_name} {auth_authen}
 mydestination = localhost.localdomain, localhost
+content_filter=zeyple

docker-compose.yml

@@ -161,7 +161,6 @@ services:
         - DBNAME=${DBNAME}
         - DBUSER=${DBUSER}
         - DBPASS=${DBPASS}
-        - MAIL_CRYPT=${MAIL_CRYPT:-NO}
       ports:
         - "${IMAP_PORT:-143}:143"
         - "${IMAPS_PORT:-993}:993"