Added Dockerfile to build CSI driver container

Dockerfile

@@ -0,0 +1,23 @@
+# Copyright (c) 2021 Oracle and/or its affiliates.
+#
+# Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl.
+#
+# This is the Dockerfile for Oracle ZFS Storage Appliance CSI Driver
+#
+
+FROM container-registry.oracle.com/os/oraclelinux:7-slim
+LABEL maintainers="Oracle"
+LABEL description="Oracle ZFS Storage Appliance CSI Driver for Kubernetes"
+
+ARG var_proxy
+ENV http_proxy=$var_proxy
+ENV https_proxy=$var_proxy
+
+# Add util-linux to get a new version of losetup.
+RUN yum -y install iscsi-initiator-utils nfs-utils e2fsprogs xfsprogs && yum clean all
+
+ENV http_proxy ""
+ENV https_proxy ""
+
+COPY ./bin/zfssa-csi-driver /zfssa-csi-driver
+ENTRYPOINT ["/zfssa-csi-driver"]