Merge pull request #2 from skyblaster/renovate/configure #5

	name: OCI Image CI

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	env:
	IMAGE_NAME: caddy-cloudflaredns
	IMAGE_REGISTRY: ghcr.io/${{ github.repository_owner }}
	REGISTRY_USER: ${{ github.actor }}
	REGISTRY_PASSWORD: ${{ github.token }}

	jobs:
	push-ghcr:
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	id-token: write

	steps:
	# Checkout push-to-registry action github repository
	- name: Checkout Push to Registry action
	uses: actions/checkout@v4

	# Extract the tag from the Containerfile
	- name: Get upstream tag
	id: get_upstream_tag
	run: \|
	UPSTREAM_TAG=$(grep -m 2 -oP '(?<=FROM caddy:)[^ ]+' Containerfile \| tail -n 1)
	echo "UPSTREAM_TAG=${UPSTREAM_TAG}" >> "$GITHUB_ENV"

	# Build image using Buildah action
	- name: Build Image
	id: build_image
	uses: redhat-actions/buildah-build@v2
	with:
	image: ${{ env.IMAGE_NAME }}
	tags: ${{ env.UPSTREAM_TAG }} latest
	containerfiles: \|
	./Containerfile

	# Push the image to GHCR (Image Registry)
	- name: Push To GHCR
	uses: redhat-actions/push-to-registry@v2
	id: push
	with:
	image: ${{ steps.build_image.outputs.image }}
	tags: ${{ steps.build_image.outputs.tags }}
	registry: ${{ env.IMAGE_REGISTRY }}
	username: ${{ env.REGISTRY_USER }}
	password: ${{ env.REGISTRY_PASSWORD }}
	extra-args: \|
	--disable-content-trust

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