HEL-269: 完成月结锁账、撤演示数据与代码收尾

锁账后写保护与闭期补录留痕；重开须审批并按版本链再结；列表/导出改走真实 API。

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: multica-agent <github@multica.ai>

deploy/rollback.sh

@@ -0,0 +1,15 @@
+#!/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