use self hosted wolfi runners for pre/postsubmit builds #2

	name: Reusable build workflow

	on:
	workflow_call:
	inputs:
	image:
	required: true
	type: string

	jobs:
	build:
	runs-on: wolfi-builder-${{ matrix.arch }}
	strategy:
	fail-fast: true
	matrix:
	arch: ["x86_64", "aarch64"]
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0

	# TODO: Replace this with custom wolfi image
	- run: \|
	sudo apt update -y && \
	sudo apt install unzip curl cmake pkg-config -y

	- id: melange
	uses: chainguard-dev/actions/melange-build@main
	with:
	multi-config: configs/latest.melange.yaml
	empty-workspace: false
	workdir: images/${{ matrix.image }}
	sign-with-temporary-key: true
	archs: ${{ matrix.arch }}

	- name: 'Upload built packages archive to Github Artifacts'
	uses: actions/upload-artifact@v3
	with:
	name: ${{ inputs.image }}-${{ matrix.arch }}
	path: ./packages
	retention-days: 1 # Low ttl since this is just an intermediary used once
	if-no-files-found: error

	publish:
	runs-on: ubuntu-latest
	needs: build
	steps:
	- uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0

	# Fetch the build stages back down
	- name: 'Download package archives'
	uses: actions/download-artifact@v3
	with:
	name: ${{ inputs.image }}-aarch64
	path: .

	- name: 'Download package archives'
	uses: actions/download-artifact@v3
	with:
	name: ${{ inputs.image }}-x86_64
	path: .

	- runs: ls -lahtR .

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