Add docker (dev)container + VSCode config with debugging support #410

	name: Run unit tests
	on:
	- pull_request
	jobs:
	run-tests:
	runs-on: ubuntu-latest
	container:
	image: proget.hunterwittenborn.com/docker/makedeb/makedeb:ubuntu-lunar
	options: --user root
	steps:
	- name: Checkout Git repository
	uses: actions/checkout@v3
	- name: Setup makedeb APT repositories
	uses: makedeb/setup-makedeb@main
	with:
	pbmpr-repo: true
	- name: Install needed APT packages
	run: \|
	# Set the directory permissions to be correct so it can be used correctly by makedeb.
	chown 'makedeb:makedeb' makedeb/ -R

	# Get our needed dependencies by just sourcing them from the PKGBUILD.
	echo 'build() { true; }; package() { true; }; source=(); sha256sums=()' >> makedeb/PKGBUILD
	cd makedeb && sudo -u makedeb makedeb -s --no-confirm
	- name: Run formatting checks
	run: cargo fmt --check
	- name: Run Clippy checks
	run: just clippy

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