fix: handle missing PODMAN_SYSTEMD_UNIT label and detect legacy podman #40

	# yaml-language-server: $schema=https://json.schemastore.org/github-workflow.json
	name: Devcontainer Smoke Test

	on:
	pull_request:
	push:
	branches:
	- main
	workflow_dispatch:

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

	jobs:
	smoke:
	name: Smoke Test Dev Container
	runs-on: ubuntu-24.04
	steps:
	- name: Checkout
	uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5

	- name: Build devcontainer
	uses: devcontainers/ci@8bf61b26e9c3a98f69cb6ce2f88d24ff59b785c6 # v0.3
	with:
	push: never

	- name: Verify tools and settings inside devcontainer
	uses: devcontainers/ci@8bf61b26e9c3a98f69cb6ce2f88d24ff59b785c6 # v0.3
	with:
	push: never
	runCmd: \|
	bash -lc '
	set -euo pipefail

	echo "User check"
	id -un \| grep -qx vscode

	echo "PATH check"
	echo "$PATH" \| grep -q "/usr/local/bin"
	echo "$PATH" \| grep -q "/home/vscode/.local/bin"

	echo "Core tools"
	for cmd in bash shellcheck shfmt jq yq podman skopeo cosign regctl node npm; do
	command -v "$cmd" >/dev/null \|\| { echo "Missing: $cmd"; exit 1; }
	done

	echo "Versions"
	shellcheck --version >/dev/null
	shfmt -version >/dev/null
	regctl version >/dev/null \|\| regctl --version >/dev/null \|\| true

	echo "Docker client check (optional)"
	if command -v docker >/dev/null; then
	if [ -S /var/run/docker.sock ]; then
	docker version >/dev/null 2>&1 \|\| true
	docker ps >/dev/null 2>&1 \|\| true
	echo "Docker socket present"
	else
	echo "No Docker socket, skipping daemon checks"
	fi
	else
	echo "Docker CLI not installed in devcontainer, skipping"
	fi

	echo "OK: devcontainer is healthy"
	'

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