Update list_packages to read package names from dict #166

	name: Build and Deploy containers

	on:
	# Always test on pull request
	pull_request: []

	# Deploy on merge to main
	push:
	branches:
	- main

	jobs:
	deploy-test-containers:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	# matrix: [tag, path to Dockerfile, label]
	matrix:
	dockerfile: [[spack-bot, ./Dockerfile, Spackbot],
	[spackbot-workers, ./workers/Dockerfile, "Spackbot Workers"]]
	name: Build ${{matrix.dockerfile[2]}} Container
	steps:
	- name: Checkout
	uses: actions/checkout@v2

	- name: Build and Run Test Container
	run: \|
	docker build -f ${{matrix.dockerfile[1]}} -t ghcr.io/spack/${{matrix.dockerfile[0]}}:latest .
	docker tag ghcr.io/spack/${{matrix.dockerfile[0]}}:latest ghcr.io/spack/${{matrix.dockerfile[0]}}:${GITHUB_SHA::8}
	- name: Login and Deploy Test Container
	if: (github.event_name != 'pull_request')
	run: \|
	docker images
	echo ${{ secrets.GITHUB_TOKEN }} \| docker login ghcr.io -u ${{ secrets.GHCR_USERNAME }} --password-stdin
	docker push --all-tags ghcr.io/spack/${{matrix.dockerfile[0]}}

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