cmd: add detection for containers and pid1 #35

	name: Pebble snap

	on: [pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	outputs:
	pebble-snap: ${{ steps.build-pebble-snap.outputs.snap }}

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

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

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

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

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

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

	# Make sure Pebble is installed
	pebble version

	- name: Run smoke test
	run: pebble enter exec echo Hello \| grep Hello

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