automate build of packer-resource in github actions + publish in ghcr #1

	name: Publish Actions Runner Image

	on:
	push:
	branches:
	- master

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository_owner }}/packer-resource

	jobs:
	build-latest:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Set up QEMU #emulation support with QEMU to be able to build against more platforms.
	uses: docker/setup-qemu-action@v3
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	- name: Login to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	- name: Build and push the container to GitHub Container Registry using the latest tag
	uses: docker/[email protected]
	with:
	context: .
	file: Dockerfile
	platforms: \|
	linux/amd64
	tags: \|
	${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest
	push: true
	provenance: false

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