Build and push base build image #1

	name: Build and push base build image

	# workflow based on https://docs.github.com/en/actions/publishing-packages/publishing-docker-images#publishing-images-to-github-packages
	on:
	workflow_dispatch:

	jobs:
	build-and-push-image:
	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}-centos7-build-image
	runs-on: ubuntu-20.04
	permissions:
	contents: read
	packages: write

	steps:
	- name: Checkout repository
	uses: actions/[email protected]

	- name: Log in to the Container registry
	uses: docker/[email protected]
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/[email protected]
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Build and push Docker image
	uses: docker/[email protected]
	with:
	file: ./docker/centos-build.dockerfile
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

Provide feedback