Update scripts/extract_vlac2_release_raw_archives.sh

scripts/extract_vlac2_release_raw_archives.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+RAW_DIR="${1:-${ROOT_DIR}/vlac2_release_data}"
+
+mapfile -t archives < <(find "${RAW_DIR}" -maxdepth 1 -type f -name 'vlac2_release_data_part*.tar.zst' | LC_ALL=C sort)
+
+if [[ "${#archives[@]}" -eq 0 ]]; then
+  echo "no raw-data archives found under ${RAW_DIR}" >&2
+  exit 1
+fi
+
+for archive in "${archives[@]}"; do
+  if [[ ! -f "${archive}" ]]; then
+    echo "missing archive: ${archive}" >&2
+    exit 1
+  fi
+done
+
+for archive in "${archives[@]}"; do
+  echo "extracting ${archive}"
+  tar --zstd -xf "${archive}" -C "${RAW_DIR}"
+done
+
+echo "raw data extracted into ${RAW_DIR}"