adding missing Dockerfile

build/Dockerfile

@@ -0,0 +1,36 @@
+#
+# OCI Secrets Store CSI Driver Provider
+#
+# Copyright (c) 2022 Oracle America, Inc. and its affiliates.
+# Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl/
+#
+
+FROM golang:1.19 as build
+
+WORKDIR /provider-src
+
+# Copy provider sources
+COPY go.mod go.sum Makefile  ./
+COPY cmd       ./cmd
+COPY internal  ./internal
+COPY vendor    ./vendor
+
+# Build provider
+RUN make test build
+
+FROM oraclelinux:7-slim
+
+LABEL author="OKE Foundations Team"
+
+COPY --from=build /provider-src/dist/provider /opt/provider/bin/provider
+
+# copy license files
+COPY LICENSE.txt /opt/provider/licenses/LICENSE.txt
+COPY THIRD_PARTY_LICENSES.txt /opt/provider/licenses/THIRD_PARTY_LICENSES.txt
+
+# Note that the provider container should run as root in order to
+# mount the Kubernetes hostPath volume and create Unix Domain Socket in that volume.
+
+WORKDIR /opt/provider
+
+ENTRYPOINT ["/opt/provider/bin/provider"]