changes per schrej's request

Lists the stock MariaDB Link instead of my old personal one.

Corrects an echo command in the entrypoint.

Author: parkervcp

.dev/docker/README.md

@@ -4,7 +4,7 @@ This is a ready to use docker image for the panel.
 ## Requirements
 This docker image requires some additional software to function. The software can either be provided in other containers (see the [docker-compose.yml](docker-compose.yml) as an example) or as existing instances.
 
-A mysql database is required. We recommend [this](quay.io/parkervcp/mariadb-alpine) image if you prefer to run it in a docker container. As a non-containerized option we recommend mariadb.
+A mysql database is required. We recommend [this](https://hub.docker.com/_/mariadb/) image if you prefer to run it in a docker container. As a non-containerized option we recommend mariadb.
 
 A caching software is required as well. You can choose any of the [supported options](#cache-drivers).
 

.dev/docker/entrypoint.sh

@@ -24,7 +24,7 @@ else
 fi
 
 ## check for DB up before starting the panel
-zshoecho "Checking database status."
+echo "Checking database status."
 until nc -z -v -w30 $DB_HOST 3306
 
 do