#!/usr/bin/env bash
# 测试环境回滚：停掉当前容器，按 TAG 或上一个镜像再拉起。
# 用法：./rollback.sh [image-tag]
set -euo pipefail
ROOT="$(cd "$(dirname "$0")" && pwd)"
cd "$ROOT"
TAG="${1:-}"
docker compose -f compose.yaml down
if [[ -n "$TAG" ]]; then
  export COMPOSE_IMAGE="caiwuzongzhang:${TAG}"
  docker compose -f compose.yaml up -d
  echo "已回滚到镜像 caiwuzongzhang:${TAG}"
else
  echo "已停止测试容器。指定镜像标签可重新拉起：./rollback.sh <tag>"
fi