added README file - should now fulfill all requirements

6.0.1/README.md

+# Keycloak (Opensource) 6.0.1
+
+This is derived from https://hub.docker.com/layers/jboss/keycloak/6.0.1/images/sha256-3a6718ca4ee02c3a9e9f4a4982d40f04f3bbc2f4ee9b936459519ea125ab87a9 docker container.
+
+## Running the container
+
+In order to run the container, enter the following command: `podman run -d -p 8080:8080 <image name>.  Please see full Keycloak documentation for more information: https://www.keycloak.org/documentation.html.