Refine relabel step #3089

	name: Build
	on:
	push:
	tags:
	- v**
	pull_request_target:
	types:
	- opened
	- synchronize
	- reopened
	paths:
	- tests/**
	- make/**
	- Makefile
	- .github/**
	- pkg/**
	- cmd/**
	- go.mod
	- go.sum
	- examples/**

	jobs:
	detect:
	runs-on: ubuntu-latest
	outputs:
	flavor: ${{ steps.set-matrix.outputs.flavor }}
	platform: ${{ steps.set-platform.outputs.platform }}
	steps:
	- id: set-matrix
	run: \|
	if [ "${{ contains(github.event.pull_request.labels.*.name, 'all-distros') }}" == "true" ]; then
	echo "flavor=['green', 'blue', 'orange']" >> $GITHUB_OUTPUT
	else
	echo "flavor=['green']" >> $GITHUB_OUTPUT
	fi
	- id: set-platform
	run: \|
	if [ "${{ startsWith(github.event.ref, 'refs/tags/v') }}" == "true" ]; then
	echo "platform='linux/x86_64,linux/arm64'" >> $GITHUB_OUTPUT
	else
	echo "platform='linux/x86_64'" >> $GITHUB_OUTPUT
	fi

	build-toolkit:
	needs:
	- detect
	permissions:
	packages: write
	runs-on: ubuntu-latest
	env:
	PLATFORM: ${{ needs.detect.outputs.platform }}
	TOOLKIT_REPO: ghcr.io/${{github.repository}}/elemental-cli
	steps:
	- uses: actions/checkout@v4
	with:
	ref: "${{ github.event.pull_request.head.sha }}"
	- run: \|
	git fetch --prune --unshallow
	- name: Log in to ghcr.io
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	- name: Build toolkit
	run: \|
	make DOCKER_ARGS=--push build

	build-matrix:
	needs:
	- detect
	- build-toolkit
	strategy:
	matrix:
	flavor: ${{fromJson(needs.detect.outputs.flavor)}}
	fail-fast: false
	uses: ./.github/workflows/build_and_test_x86.yaml
	with:
	flavor: ${{ matrix.flavor }}

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