updates from security findings

Dockerfile

@@ -29,6 +29,6 @@ RUN chmod +x /usr/bin/jq
 RUN gem install --force --local -N /tmp/ffi.gem
 RUN gem install --force --local -N /tmp/*.gem
 
-RUN yum remove -y make gcc gcc-c++
+RUN yum remove -y make gcc gcc-c++ && dnf clean all && rm /usr/local/bundle/gems/kubeclient-4.6.0/test/config/external-key.rsa
 
 USER fluent

README.md

-# master-project-template
+# OPA Collector
 
-Project template for all Iron Bank container repositories.
+This image is used as part of [Big Bang Cluster Auditor](https://repo1.dsop.io/platform-one/big-bang/apps/core/cluster-auditor) to collect Kubernetes object information to insert into Elasticsearch.
\ No newline at end of file

entrypoint.sh

-#!/usr/bin/dumb-init /bin/sh
-
-set -e
-
-exec fluentd "$@"
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