Update to latest image, add readme

README.adoc

@@ -0,0 +1,23 @@
+= Docker image for MariaDB
+
+This image is a build of MariaDB's Docker image.
+
+== Building and running the image
+
+You can build the image on your local machine with the following commands:
+
+[source,shell]
+----
+cd docker/
+
+docker build . -t jmreif/mariadb
+----
+
+To run the container, execute the following command in the root directory:
+
+[source,shell]
+----
+./runMariaDB.sh
+----
+
+You can run a `docker ps` at the command line to verify the container is still running.

docker/Dockerfile

@@ -4,7 +4,7 @@ FROM mariadb
 
 #Author
 #-------
-MAINTAINER Jennifer Reif <jennifer@thehecklers.org,@JMHReif>
+LABEL org.opencontainers.image.authors="Jennifer Reif,jennifer@thehecklers.org,@JMHReif"
 
 #Define mountable directories.
 VOLUME ["/etc/mysql","/var/lib/mysql"]