* Update Ubuntu base image and improve Dockerfile
* Add unzip to Docker image dependencies
Needed for the arm64 build
* reset tabs
* formalized lint rules for hadolint. however the Docker formatting is being handled by MS Docker extension which doesn't indent code as expected. WIP.
* found a workaround to keep formatting
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Co-authored-by: timothycarambat <rambat1010@gmail.com>
