Fix UBI minimal

Dockerfile

@@ -2,6 +2,7 @@ ARG BASE_REGISTRY=registry1.dsop.io
 ARG BASE_IMAGE=ironbank/redhat/ubi/ubi8-minimal
 ARG BASE_TAG=8.2
 
+
 FROM ${BASE_REGISTRY}/${BASE_IMAGE}:${BASE_TAG}
 LABEL \
     org.opencontainers.image.title="hugo" \
@@ -12,11 +13,14 @@ LABEL \
 
 COPY hugo_0.76.4_Linux-64bit.tar.gz hugo.tar.gz
 
-RUN groupadd -r hugo && \
+RUN microdnf -y install shadow-utils tar gzip --setopt=tsflags=nodocs && \
+    groupadd -r hugo && \
     useradd -m -r hugo -g hugo && \
     tar -xzf hugo.tar.gz hugo && \
     install -m 755 hugo /usr/bin && \
-    rm -rf hugo.tar.gz
+    rm -rf hugo.tar.gz && \
+    microdnf -y remove shadow-utils tar gzip && \
+    microdnf clean all
 
 USER hugo
 WORKDIR /home/hugo
@@ -24,4 +28,3 @@ WORKDIR /home/hugo
 EXPOSE 1313
 
 ENTRYPOINT ["hugo"]
-CMD ["--bind", "0.0.0.0"]

README.md

@@ -16,5 +16,5 @@ Once the site is created and you are in the top level of the `quickstart`
 directory you serve the site like so:
 
 ```
-docker run --rm -it -v $PWD:/home/hugo -p 1313:1313 registry1.dsop.io/ironbank/opensource/hugo:0.76.4 server
+docker run --rm -it -v $PWD:/home/hugo -p 1313:1313 registry1.dsop.io/ironbank/opensource/hugo:0.76.4 server --bind 0.0.0.0
 ```