#!/usr/bin/env bash
# Local image preparation; application builds run in Werkdock on CI.
set -euo pipefail
root=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")/.." && pwd)
recipe=$(cat "$root/packaging/buildenv/Dockerfile" "$root/packaging/jdk.properties" "$root/packaging/playwright.properties" | sha256sum)
recipe=${recipe%% *}
recipe=${recipe:0:12}
image="werkjournal-buildenv:bookworm-jdk25-$recipe"
output=${1:-"$root/work/werkjournal-buildenv-bookworm-jdk25-$recipe.tar"}
mkdir -p -- "$(dirname -- "$output")"
docker build --platform linux/amd64 -t "$image" -f "$root/packaging/buildenv/Dockerfile" "$root/packaging"
container=$(docker create "$image")
trap 'docker rm "$container" >/dev/null' EXIT
docker export "$container" -o "$output"
sha256sum "$output" > "$output.sha256"
printf 'Rootfs: %s\n' "$output"