BFD-3050: Upgrade JDK to version 21 (#2066) #55

	name: 'CI - Base Container Image'
	on:
	push:
	branches:
	- master
	paths:
	- ops/Dockerfile
	- .github/workflows/ci-base-container-image.yml
	jobs:
	build-container:
	name: Build and Deliver Container
	runs-on: ubuntu-20.04
	steps:
	- name: Checkout repo
	uses: actions/checkout@v3
	- name: Login to GitHub Container Registry
	run: \|
	echo "${{ secrets.GITHUB_TOKEN }}" \
	\| docker login ghcr.io -u ${{ github.actor }} --password-stdin
	# Build the base image from ops/Dockerfile; define the image tags by short commit hash and
	# branch for flexibility; and upload the tags to github container registry for internal use.
	- name: Build and Deliver Container Image
	run: \|
	SANITIZED_REF="${GITHUB_REF_NAME////-}"
	IMAGE_NAME="ghcr.io/cmsgov/bfd-ansible"
	SHORT_SHA="$(git rev-parse --short HEAD)"
	FULL_BRANCH_TAG="${IMAGE_NAME}:${SANITIZED_REF}" # human readable, branch name tag
	FULL_COMMIT_TAG="${IMAGE_NAME}:${SHORT_SHA}" # a short sha suffixed image tag
	docker build . --tag "$FULL_BRANCH_TAG"
	docker tag "$FULL_BRANCH_TAG" "$FULL_COMMIT_TAG"
	docker push "$FULL_BRANCH_TAG"
	docker push "$FULL_COMMIT_TAG"
	working-directory: ops

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