#!/usr/bin/env bash
# Build release archives into dist/ for the given version (for example v0.1.0).
# Pure Go, no cgo, so every target cross-compiles from one host.
set -euo pipefail
ver="${1:?usage: scripts/release.sh vX.Y.Z}"
root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
out="$root/dist"
rm -rf "$out" && mkdir -p "$out"
cd "$root"
for target in linux/amd64 linux/arm64 darwin/amd64 darwin/arm64 windows/amd64; do
  os="${target%/*}"; arch="${target#*/}"
  name="playbook_${ver}_${os}_${arch}"
  bin="playbook"; [ "$os" = windows ] && bin="playbook.exe"
  stage="$(mktemp -d)"
  CGO_ENABLED=0 GOOS="$os" GOARCH="$arch" go build -trimpath -ldflags "-s -w -X main.version=$ver" -o "$stage/$bin" ./cmd/playbook
  cp LICENSE README.md "$stage/"
  tar -C "$stage" -czf "$out/$name.tar.gz" "$bin" LICENSE README.md
  rm -rf "$stage"
done
(cd "$out" && sha256sum playbook_* > checksums.txt)
ls -1 "$out"