#!/usr/bin/env bash
# Baut die Release-Binaries für Linux (amd64 + arm64) samt SHA256SUMS.
#
#   deploy/build.sh                 # Version aus `git describe`
#   VERSION=v0.1.0 deploy/build.sh
#
# Ausgabe: dist/<version>/sultan_linux_{amd64,arm64} und dist/<version>/SHA256SUMS
set -euo pipefail

cd "$(dirname "$0")/.."
VERSION="${VERSION:-$(git describe --tags --always --dirty)}"
ARCHS="${ARCHS:-amd64 arm64}"
OUT="dist/${VERSION}"

rm -rf "$OUT"
mkdir -p "$OUT"
for arch in $ARCHS; do
	echo "==> linux/${arch} (${VERSION})"
	CGO_ENABLED=0 GOOS=linux GOARCH="$arch" \
		go build -trimpath -ldflags "-s -w -X sultan/pkg/cli.Version=${VERSION}" \
		-o "${OUT}/sultan_linux_${arch}" .
done
(cd "$OUT" && sha256sum sultan_linux_* > SHA256SUMS)

echo "==> fertig: ${OUT}"
cat "${OUT}/SHA256SUMS"