docker image to work with strimzi

docker/Dockerfile

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+FROM ubuntu:18.04
+
+# 2. load strimzi repo
+
+# run like: docker run --rm -it -v ~/.kube:/home/admin/.kube --network host strimzi-ops /bin/bash
+
+
+# handle apt 
+RUN apt-get update && apt-get upgrade -y
+RUN apt-get install curl -y
+
+# install kubectl
+RUN curl -LO https://storage.googleapis.com/kubernetes-release/release/`curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt`/bin/linux/amd64/kubectl
+RUN chmod +x /kubectl && mv kubectl ./bin/kubectl
+
+# install helm
+RUN curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3
+RUN chmod +x ./get_helm.sh && ./get_helm.sh
+RUN rm -fv ./get-helm.sh
+
+# install helmfile
+RUN curl -fsSL -o helmfile https://github.com/roboll/helmfile/releases/download/v0.116.0/helmfile_linux_amd64
+RUN chmod +x ./helmfile && mv ./helmfile /usr/local/bin/helmfile
+
+# install strimzi repo
+RUN curl -fsSL -o strimzi-0.17.0.tar.gz https://github.com/strimzi/strimzi-kafka-operator/releases/download/0.17.0/strimzi-0.17.0.tar.gz
+RUN tar xvf strimzi-0.17.0.tar.gz
+RUN mv strimzi-0.17.0 /root/strimzi-0.17.0
+RUN ln -s /root/strimzi-0.17.0 /root/strimzi
+
+# cleanup
+RUN apt-get remove --purge -y $BUILD_PACKAGES $(apt-mark showauto) && rm -rf /var/lib/apt/lists/*
+
+
+WORKDIR /root