Merge pull request #359 from wearefuturegov/develop #18

	# This action pre-builds the dev-base image and pushes it to the GitHub Container Registry (GHCR)

	name: Publish outpost image to github container registry

	on:
	push:
	branches: [develop, staging, production]

	# multi platform builds are disabled until we upgrade to a newer version of heroku stack
	jobs:
	push-outpost-image:
	runs-on: ubuntu-latest
	# strategy:
	# matrix:
	# platforms: ["linux/amd64"]
	steps:
	- name: "Checkout GitHub Action"
	uses: actions/checkout@main

	- name: "Login to GitHub Container Registry"
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{github.actor}}
	password: ${{secrets.GITHUB_TOKEN}}

	- name: Set Docker Image Tag
	id: vars
	run: \|
	BRANCH_NAME=${GITHUB_REF#refs/heads/}
	if [[ "$BRANCH_NAME" == "develop" ]]; then
	echo "tag=development" >> $GITHUB_ENV
	elif [[ "$BRANCH_NAME" == "staging" ]]; then
	echo "tag=staging" >> $GITHUB_ENV
	elif [[ "$BRANCH_NAME" == "production" ]]; then
	echo "tag=latest" >> $GITHUB_ENV
	else
	echo "tag=default" >> $GITHUB_ENV
	fi

	# - name: Set up QEMU
	# uses: docker/setup-qemu-action@v3

	# - name: Set up Docker Buildx
	# uses: docker/setup-buildx-action@v3

	- name: Build and push outpost docker image
	uses: docker/build-push-action@v5
	with:
	context: .
	tags: ghcr.io/wearefuturegov/outpost:${{ env.tag }}
	file: Dockerfile.production
	# platforms: ${{ matrix.platforms }}
	push: true
	outputs: type=image,name=target,annotation-index.org.opencontainers.image.description=Outpost image
	labels: org.opencontainers.image.source=https://github.com/wearefuturegov/outpost

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