Create 'Dockerfile' to configure ci-operator

.ci/openshift-ci/Dockerfile

@@ -0,0 +1,28 @@
+#!/bin/bash
+#
+# Copyright (c) 2019-2021 Red Hat, Inc.
+# This program and the accompanying materials are made
+# available under the terms of the Eclipse Public License 2.0
+# which is available at https://www.eclipse.org/legal/epl-2.0/
+#
+# SPDX-License-Identifier: EPL-2.0
+#
+# Contributors:
+#   Red Hat, Inc. - initial API and implementation
+
+# Dockerfile to bootstrap build and test in openshift-ci
+
+FROM registry.ci.openshift.org/openshift/release:golang-1.18
+
+SHELL ["/bin/bash", "-c"]
+
+# Install yq, kubectl, chectl cli used by olm/olm.sh script.
+RUN yum install --assumeyes -d1 python3-pip  httpd-tools && \
+    pip3 install --upgrade setuptools && \
+    pip3 install yq && \
+    curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl && \
+    chmod +x ./kubectl && \
+    mv ./kubectl /usr/local/bin && \
+    bash <(curl -sL https://www.eclipse.org/che/chectl/) --channel=next && \
+    curl https://mirror.openshift.com/pub/openshift-v4/clients/ocp/4.12.4/openshift-client-linux.tar.gz | tar xvzf - -C /usr/local/bin/ oc && \
+    chmod ug+x /usr/local/bin/oc