# Stage the prebuilt static nash binary (built by CI from shell/, target musl).
stage() {
  local dest="$1" arch="$2" bin="$OS_DIR/dist/bin/nash-$arch"
  if [ ! -x "$bin" ]; then
    echo "prebuilt binary missing: $bin" > "$dest/.skip-reason"
    return 1
  fi
  install -D -m 0755 "$bin" "$dest/usr/bin/nash"
}