#!/usr/bin/env sh
# Each workflow uses a fresh run-scoped builder, created by setup-buildx-action.
# Never remove another job's builder from a shared Docker daemon.
set -eu
name="${1:-evofw}"
config="${2:-deploy/docker/buildkitd.toml}"
docker buildx inspect "$name" --bootstrap >/dev/null
container="$(docker ps -q --filter "name=buildx_buildkit_${name}0")"
[ -n "$container" ] || { echo 'BuildKit container missing' >&2; exit 1; }
effective="$(mktemp)"
trap 'rm -f "$effective"' EXIT HUP INT TERM
docker exec "$container" cat /etc/buildkit/buildkitd.toml >"$effective"
for expected in 'reservedSpace = "2GB"' 'maxUsedSpace = "12GB"' 'minFreeSpace = "5GB"' 'keepDuration = "48h"'; do
  grep -F "$expected" "$effective" >/dev/null || { echo 'BuildKit effective GC configuration mismatch' >&2; exit 1; }
done