Cache toolchain #8

	name: Gluon

	on:
	push:

	env:
	GLUON_RELEASE: v2021.1.2
	PREVIEW_TARGETS: '["x86-64", "ar71xx-generic", "ar71xx-tiny"]'

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	gather_targets:
	name: Gather targets
	runs-on: ubuntu-24.04
	outputs:
	targets: ${{ github.ref_type == 'tag' && steps.list.outputs.targets \|\| env.PREVIEW_TARGETS }}
	steps:
	- uses: actions/checkout@v4
	with:
	repository: freifunk-gluon/gluon
	ref: ${{ env.GLUON_RELEASE }}
	- uses: actions/checkout@v4
	with:
	path: site
	- if: github.ref_type == 'tag'
	run: \|
	TARGETS=$(make list-targets)
	# save to output as json
	echo "targets=[\"${TARGETS//$'\n'/\",\"}\"]" >> $GITHUB_OUTPUT
	id: list

	build:
	needs: gather_targets
	name: Build Images
	runs-on: ubuntu-22.04
	strategy:
	fail-fast: false
	matrix:
	target: ${{ fromJson(needs.gather_targets.outputs.targets) }}
	steps:
	- uses: actions/checkout@v4
	with:
	repository: freifunk-gluon/gluon
	ref: ${{ env.GLUON_RELEASE }}
	- uses: actions/checkout@v4
	with:
	path: site

	- name: Install dependencies
	run: \|
	sudo apt-get update
	sudo apt-get -y --no-install-recommends install \
	python2

	- name: Prepare Gluon
	run: make update

	- name: Cache build artifacts
	uses: actions/cache@v4
	with:
	path: \|
	packages
	openwrt/build_dir
	openwrt/staging_dir
	key: ${{ env.GLUON_RELEASE }}-${{ matrix.target }}-build-deps

	- name: Build Gluon Image
	run: make GLUON_TARGET="${{ matrix.target }}"

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