Update README #2

	name: Docker Image CI pdns-recursor alpine

	on:
	push:
	tags:
	- 'pdns-recursor-alpine-*'

	jobs:

	build:

	runs-on: ubuntu-latest

	steps:

	- name: Check Out Repo
	uses: actions/checkout@v4

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

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

	- name: Login to Docker Hub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKER_HUB_USERNAME }}
	password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

	- name: Set output
	id: vars
	run: echo ::set-output name=version::${GITHUB_REF##*-}

	- name: Build and push PDNS Recursor
	id: docker_build_recursor
	uses: docker/build-push-action@v5
	with:
	context: ./pdns-recursor
	file: ./pdns-recursor/Dockerfile.alpine
	platforms: linux/amd64,linux/arm64
	builder: ${{ steps.buildx.outputs.name }}
	push: true
	tags: ${{ secrets.DOCKER_HUB_USERNAME }}/pdns-recursor:${{ steps.vars.outputs.version }}-alpine

	- name: Image digest
	run: echo ${{ steps.docker_build_recursor.outputs.digest }}

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