anchor.diff:  ----
   podman|docker run --name keycloak_test -p 8080:8080 \
           -e KEYCLOAK_ADMIN=admin -e KEYCLOAK_ADMIN_PASSWORD=change_me \
  -        quay.io/keycloak/keycloak-x:latest \
  +        quay.io/keycloak/keycloak:latest \
           start-dev
   ----
   
  
positive.code: ----
  podman|docker run --name keycloak_auto_build -p 8080:8080 \
          -e KEYCLOAK_ADMIN=admin -e KEYCLOAK_ADMIN_PASSWORD=change_me \
          quay.io/keycloak/keycloak-x:latest \
          start \
          --auto-build \
          --db=postgres --features=token-exchange \
  
negative.code: .Dockerfile:
  [source, dockerfile]
  ----
  FROM quay.io/keycloak/keycloak:latest as builder
  
  ENV KC_METRICS_ENABLED=true
  ENV KC_FEATURES=token-exchange
  ENV KC_DB=postgres
  RUN /opt/keycloak/bin/kc.sh build
  
  FROM quay.io/keycloak/keycloak:latest
  COPY --from=builder /opt/keycloak/lib/quarkus/ /opt/keycloak/lib/quarkus/
  WORKDIR /opt/keycloak
  # for demonstration purposes only, please make sure to use proper certificates in production instead
  