Patch pulsar images with Apache Log4J 2.16.0 upgrade

Covers CVE-2021-44228 and CVE-2021-45046

see the Dockerfile

Building and pushing patched docker images

example usage:

# build and tag image
docker build --build-arg=ORIGINAL_IMAGE=apachepulsar/pulsar-all:2.8.1 . -t lhotari/pulsar-all:2.8.1-log4j-patched
# verify
docker run --rm -it lhotari/pulsar-all:2.8.1-log4j-patched bash -c 'ls /pulsar/lib' | grep log4j
# push image
docker push lhotari/pulsar-all:2.8.1-log4j-patched