diff --git a/images/showroom-content/Dockerfile b/images/showroom-content/Dockerfile
index 9186a3e..7468a51 100644
--- a/images/showroom-content/Dockerfile
+++ b/images/showroom-content/Dockerfile
@@ -1,38 +1,39 @@
 # Use Red Hat UBI9 as the base image
 # No AuthN necessary to this docker registry
-FROM registry.access.redhat.com/ubi9
+FROM --platform=linux/amd64 registry.access.redhat.com/ubi9/nodejs-20:latest
 
-# Copy the entrypoint script into the container
-COPY ./entrypoint.sh /entrypoint.sh
+USER root
 
 # Install necessary tools
-RUN dnf install --quiet -y \
+RUN dnf -y update && dnf -y upgrade && \
+    dnf -y --quiet install \
     git \
     nodejs \
     wget && \
-    dnf clean all
+    dnf clean all && \
+    rm -rf /var/cache/yum /root/.cache
 
 RUN wget -q https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64 \
     -O /usr/bin/yq && chmod +x /usr/bin/yq
 
-
-RUN npm install --quiet -g gulp @antora/cli @antora/site-generator
+RUN npm install -g gulp @antora/cli @antora/site-generator
 
 # Create a user named 'antora'
-# RUN useradd -ms /bin/bash antora
-RUN useradd -u 1001 -ms /bin/bash antora && \
+RUN useradd -ms /bin/bash antora && \
     mkdir -p /antora && \
     chown -R antora:antora /antora
 
+# Copy the entrypoint script into the container
+COPY ./entrypoint.sh /entrypoint.sh
 
-# Make the entrypoint script executable
-RUN chmod +x /entrypoint.sh
-
-# Change ownership of the entrypoint script to the antora user
-RUN chown antora:antora /entrypoint.sh
+# Make the entrypoint script executable and change ownership
+RUN chmod +x /entrypoint.sh && \
+    chown antora:antora /entrypoint.sh
 
 # Switch to the 'antora' user
 USER antora
+
 EXPOSE 80
+
 # Set the entrypoint script as the command to run when the container starts
 ENTRYPOINT ["/entrypoint.sh"]
diff --git a/images/showroom-content/Makefile b/images/showroom-content/Makefile
index 531053b..1b691bd 100644
--- a/images/showroom-content/Makefile
+++ b/images/showroom-content/Makefile
@@ -1,14 +1,12 @@
-IMAGE_NAME 						= showroom-builder
+IMAGE_NAME 			= showroom-builder
+REGISTRY 			= docker.io/tonykay
+CONTAINER_RUNTIME 	= podman
+ARCH 				= x86_64
 
-
-REGISTRY 							= docker.io/tonykay
-CONTAINER_RUNTIME 		= podman
-ARCH 									= x86_64
-
-CONTAINER_HOSTNAME 		= antora
-# RHEL_VERSION 					= 8.5
-# SSH_PORT 							= 2222
-# SHELL_COMMAND 				= sudo su - devops
+CONTAINER_HOSTNAME 	= antora
+# RHEL_VERSION 		= 8.5
+# SSH_PORT 			= 2222
+# SHELL_COMMAND 	= sudo su - devops
 
 # Used instead of docker run.... bash 
 
@@ -16,12 +14,12 @@ CONTAINER_HOSTNAME 		= antora
 : ##  
 
 help: ## Show this help - technically unnecessary as `make` alone will do 
-	@egrep -h '\s##\s' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}'
+    @egrep -h '\s##\s' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-20s\033[0m %s\n", $$1, $$2}'
 
 build-x86 : ## Do a docker based build
 build-x86 : ##    EXTRA_ARGS='--squash --no-cache' for example
-	docker build \
-	-f Containerfile \
+    docker build \
+    -f Containerfile \
     --platform linux/amd64 \
     --tag $(REGISTRY)/$(IMAGE_NAME):$${VERSION:-latest} \
     --load \
@@ -29,10 +27,7 @@ build-x86 : ##    EXTRA_ARGS='--squash --no-cache' for example
 
 build-multi : ## Do a docker based build
 build-multi : ##    EXTRA_ARGS='--squash --no-cache' for example
-	docker buildx build \
+    docker buildx build \
     --platform linux/arm64/v8,linux/amd64 \
     --tag $(REGISTRY)/$(IMAGE_NAME):$${VERSION:-latest} \
     $(EXTRA_ARGS) .
-
-
-    # --push \
diff --git a/images/showroom-content/entrypoint.sh b/images/showroom-content/entrypoint.sh
index 581bbaf..2dd70c4 100755
--- a/images/showroom-content/entrypoint.sh
+++ b/images/showroom-content/entrypoint.sh
@@ -1,29 +1,35 @@
 #!/bin/bash
 
-if [ -z "$GIT_REPO_URL" ]; then
+if [ -z "${GIT_REPO_URL}" ]; then
   echo "GIT_REPO_URL is not set. Exiting."
   exit 1
 fi
 
-if [ -z "$ANTORA_PLAYBOOK" ]; then
+if [ -z "${ANTORA_PLAYBOOK}" ]; then
   echo "ANTORA_PLAYBOOK not defined.  Falling back to ANTORA_PLAYBOOK=default-site.yml"
   ANTORA_PLAYBOOK="default-site.yml"
 fi
 
-
 WORKDIR=/showroom/repo/
-test -d $WORKDIR && rm -rfv ${WORKDIR}
+test -d ${WORKDIR} && rm -rfv ${WORKDIR}
 
 echo
-echo "git clone the $GIT_REPO_URL into $WORKDIR"
-git clone $GIT_REPO_URL $WORKDIR
-cd $WORKDIR
+echo "git clone the ${GIT_REPO_URL} into ${WORKDIR}"
+git clone ${GIT_REPO_URL} ${WORKDIR}
+cd ${WORKDIR}
+
+if [ -z ${GIT_REPO_REF} ]; then
+  echo "No GIT_REPO_REF specified. Using default branch"
+else
+  echo "Checking out ref ${GIT_REPO_REF}"
+  git checkout ${GIT_REPO_REF}
+fi
 
 echo
 echo "Original user_data in content/antora.yml"
-cat $WORKDIR/content/antora.yml
+cat ${WORKDIR}/content/antora.yml
 
-if [ -z "$USER_DATA_FILE" ]; then
+if [ -z "${USER_DATA_FILE}" ]; then
   echo
   echo "USER_DATA_FILE not defined.  Falling back to USER_DATA_FILE=/user_data/user_data.yml"
   USER_DATA_FILE="/user_data/user_data.yml"
@@ -33,18 +39,18 @@ if test -r ${USER_DATA_FILE}
 then
   echo
   echo "Merging ${USER_DATA_FILE} and antora.yml"}
-  yq -i ".asciidoc.attributes *= load(\"${USER_DATA_FILE}\")" $WORKDIR/content/antora.yml
+  yq -i ".asciidoc.attributes *= load(\"${USER_DATA_FILE}\")" ${WORKDIR}/content/antora.yml
   echo "new user_data in content/antora.yml"
 else
   echo
   echo "USER_DATA_FILE: ${USER_DATA_FILE} not found."
   exit 1
 fi
-cat $WORKDIR/content/antora.yml
+cat ${WORKDIR}/content/antora.yml
 echo
 
 WWW_ROOT=/showroom/www/
-test -d $WWW_ROOT || mkdir $WWW_ROOT
+test -d ${WWW_ROOT} || mkdir ${WWW_ROOT}
 
 echo
 echo "Antora version"
@@ -52,15 +58,13 @@ antora --version
 
 # Run antora command (adjust the playbook file as needed)
 echo
-echo "Run antora $ANTORA_PLAYBOOK"
-
-
+echo "Run antora ${ANTORA_PLAYBOOK}"
 
-antora --to-dir=$WWW_ROOT $ANTORA_PLAYBOOK
+antora --to-dir=${WWW_ROOT} ${ANTORA_PLAYBOOK}
 
 echo
 echo "Run httpd"
-cd $WWW_ROOT
+cd ${WWW_ROOT}
 python3 -m http.server
 
 # Additional commands or logic can be added here if needed