fix(ci): update outdated GitHub actions #48

	#
	# We only publish docker files on a push AND if the tpm2-software is the org.
	# This way forks don't try to build AND publish
	#
	name: Publish
	on:
	push

	permissions:
	contents: read
	packages: write
	jobs:
	publish-image:
	name: Publish Docker Images
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	distro: [
	"fedora-32", "fedora-34",
	"opensuse-leap-15.2", "opensuse-leap", "opensuse-leap-ossl3",
	"fedora-32.ppc64le",
	"alpine-3.15",
	"ubuntu-22.04", "ubuntu-22.04-mbedtls-3.1", "ubuntu-24.04"
	]
	if: "github.repository_owner == 'tpm2-software'"
	steps:
	-
	name: Check out the repo
	uses: actions/checkout@v4
	-
	name: Check Diff for Changes
	# TODO replace get-diff-action, as it is no longer maintained since 2023-11-24
	uses: technote-space/get-diff-action@v6
	with:
	FILES: \|
	${{ matrix.distro }}.docker.m4
	PATTERNS: \|
	modules/*
	-
	name: Build the Dockerfiles
	run: make -j $(nproc)
	if: env.GIT_DIFF
	-
	name: Set up QEMU
	uses: docker/setup-qemu-action@v3
	if: env.GIT_DIFF
	-
	name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3
	if: env.GIT_DIFF
	-
	name: Login to GitHub Container Registry
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}
	if: env.GIT_DIFF
	-
	name: Push to GitHub Packages
	uses: docker/build-push-action@v6
	with:
	push: true
	context: .
	file: ./${{ matrix.distro }}.docker
	tags: ghcr.io/${{ github.repository_owner }}/${{ matrix.distro }}:latest
	if: env.GIT_DIFF

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