fix

docker-compose.yml

@@ -4,8 +4,7 @@ services:
   mailserver:
     image: mailserver/docker-mailserver:latest
     container_name: mailserver
-    hostname: mail
-    domainname: crabs-games.art
+    hostname: mail.crabs-games.art
     env_file: mailserver.env
     ports:
       - "25:25"
@@ -18,6 +17,7 @@ services:
     volumes:
       - ./data:/var/mail
       - ./config:/tmp/docker-mailserver
+      - ./ssl/:/etc/letsencrypt/
       # Если есть свои сертификаты:
       # - ./ssl/fullchain.pem:/etc/ssl/certs/ssl-cert-snakeoil.pem:ro
       # - ./ssl/privkey.pem:/etc/ssl/private/ssl-cert-snakeoil.key:ro