build alpine #4294

	name: build alpine

	on:
	push:
	paths:
	- 'alpine/**'
	- '!alpine/README.md'
	schedule:
	# cron: 'min hour day month weekday'
	- cron: '0 4 * * 3' # every wednesday on 04:00
	workflow_dispatch:
	inputs:
	logLevel:
	description: 'Log level'
	required: true
	default: 'warning'
	tags:
	description: 'run action manually'

	jobs:
	multi:
	runs-on: ubuntu-latest

	steps:
	# https://github.com/actions/checkout
	- name: Checkout
	uses: actions/checkout@v4

	# https://github.com/docker/setup-qemu-action
	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

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

	# https://github.com/docker/login-action
	- name: Login to DockerHub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	- name: Build and Tag
	id: tag
	run: \|
	docker build -t 3x3cut0r/alpine:latest ./alpine
	VERSION=$(docker run --rm 3x3cut0r/alpine:latest sh -c "cat /VERSION \| grep alpine \| cut -d= -f2")
	echo "VERSION=$VERSION" >> $GITHUB_OUTPUT

	# https://github.com/docker/build-push-action
	- name: Build and push
	uses: docker/build-push-action@v5
	with:
	context: ./alpine
	file: ./alpine/Dockerfile
	platforms: linux/amd64,linux/386,linux/arm/v6,linux/arm/v7,linux/arm64
	push: true
	tags: \|
	3x3cut0r/alpine:latest
	3x3cut0r/alpine:${{ steps.tag.outputs.VERSION }}

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