+ root mariadb account default extra file

* pma and inbucket port presented in docker compose example file (do not use that for prod environment with this docker structure build)

docker-compose.base.yml

@@ -71,6 +71,8 @@ services:
   inbucket:
     image: inbucket/inbucket
     restart: always
+    expose:
+      - 2500
   redis:
     image: redis
     restart: always