feat: allow chisel to be packaged as a snap #4

	name: Snap

	on:
	pull_request:
	branches: [main]

	jobs:
	build:
	name: Build
	runs-on: ubuntu-latest
	outputs:
	chisel-snap: ${{ steps.build-chisel-snap.outputs.snap }}

	steps:
	- name: Checkout chisel repo
	uses: actions/checkout@v2
	with:
	fetch-depth: 0

	- name: Build chisel Snap
	id: build-chisel-snap
	uses: snapcore/action-build@v1

	- name: Attach chisel snap to GH workflow execution
	uses: actions/upload-artifact@v2
	with:
	name: ${{ steps.build-chisel-snap.outputs.snap }}
	path: ${{ steps.build-chisel-snap.outputs.snap }}

	test:
	name: Test
	runs-on: ubuntu-latest
	needs: [build]

	steps:
	- uses: actions/download-artifact@v3
	with:
	name: ${{ needs.build.outputs.chisel-snap }}

	- name: Install the chisel snap
	run: \|
	set -ex
	# Install the chisel snap from the artifact built in the previous job
	sudo snap install --dangerous ${{ needs.build.outputs.chisel-snap }}

	# Make sure chisel is installed
	echo "version: $(chisel version)"

	- name: Run smoke test
	run: \|
	set -ex
	mkdir chisel-rootfs
	chisel cut --root chisel-rootfs/ libc6_libs
	find chisel-rootfs/ \| grep libc

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