ci: build docker image with v8 lib #28

	name: build-release

	on:
	pull_request:
	branches:
	- fork
	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: v8

	jobs:
	# build-release compiles v8 from sourse using zig.
	# It pushes a docker image containing only /libc_v8.a file from scratch image.
	# An artifact is also uploaded on github.
	# https://docs.github.com/en/packages/managing-github-packages-using-github-actions-workflows/publishing-and-installing-a-package-with-github-actions#publishing-a-package-using-an-action
	build-release:
	strategy:
	matrix:
	include:
	- arch: x86_64
	os: linux
	build_arch: amd64
	name: build-release
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write
	steps:
	- uses: actions/checkout@v4
	with:
	submodules: recursive
	fetch-depth: 0
	- uses: docker/setup-buildx-action@v3
	id: buildx
	with:
	install: true
	buildkitd-flags: --debug
	- name: Docker connect
	uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
	- name: Docker build
	uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
	with:
	context: .
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	build-args: \|
	ARCH=${{matrix.arch}}
	OS=${{matrix.os}}
	platforms: linux/${{matrix.build_arch}}

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