Keycloak Docker image

This is a set of Docker images related to Keycloak.

• keycloak example Keycloak server
• keycloak-mysql example connecting Keycloak to MySQL
• keycloak-postgres example connecting Keycloak to PostgreSQL
• keycloak-adapter-wildfly builds on top of the jboss/wildfly image, adding the Keycloak adapter for Wildfly to it, as well as the required changes to the standalone.xml
• keycloak-examples builds on top of keycloak, adding the examples.