feat: streamline platform and secure data access

- move the relational data center to MySQL and a standalone workbench\n- add Interface Center API credentials, policies, logs, and DBeaver SSH guidance\n- harden authentication and deployment while retiring unused management surfaces

scripts/verify_mysql_backup.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+set -Eeuo pipefail
+
+archive_path="${1:-}"
+passphrase_file="${DATA_BACKUP_PASSPHRASE_FILE:-}"
+
+if [[ -z "${archive_path}" || ! -f "${archive_path}" ]]; then
+  echo "用法：DATA_BACKUP_PASSPHRASE_FILE=/安全路径/密钥 $0 /备份/mysql-all-*.enc" >&2
+  exit 2
+fi
+if [[ -z "${passphrase_file}" || ! -r "${passphrase_file}" ]]; then
+  echo "缺少可读的 DATA_BACKUP_PASSPHRASE_FILE" >&2
+  exit 2
+fi
+
+checksum_file="${archive_path}.sha256"
+if [[ ! -f "${checksum_file}" ]]; then
+  echo "缺少校验文件：${checksum_file}" >&2
+  exit 2
+fi
+expected="$(awk 'NR==1 {print $1}' "${checksum_file}")"
+if command -v sha256sum >/dev/null 2>&1; then
+  actual="$(sha256sum "${archive_path}" | awk '{print $1}')"
+else
+  actual="$(shasum -a 256 "${archive_path}" | awk '{print $1}')"
+fi
+if [[ -z "${expected}" || "${actual}" != "${expected}" ]]; then
+  echo "备份 SHA-256 校验失败" >&2
+  exit 1
+fi
+
+openssl enc -d -aes-256-cbc -pbkdf2 -iter 200000 \
+  -pass "file:${passphrase_file}" -in "${archive_path}" | gzip -t
+
+echo "备份加密、校验和与压缩结构验证通过。"
+echo "生产环境仍应定期恢复到隔离 MySQL 实例进行完整恢复演练。"