MRBS 1.12.2 等保2.0二级整改完整提交

包含：登录失败锁定、90天密码有效期、30分钟会话超时、
强制改密、登录审计日志、屏幕水印、企业背景图、
备案信息固定底部、favicon、JS空集合保护、
会话过期体验优化（403 JSON）、display_errors 关闭、
固定 key 根治 Integrity check failed 等全部改动

注意：config.inc.php/.htaccess/.user.ini 含敏感信息，
通过 .gitignore 排除，勿推送到公开仓库。

lib/Monolog/LogRecord.php

@@ -0,0 +1,34 @@
+<?php declare(strict_types=1);
+
+/*
+ * This file is part of the Monolog package.
+ *
+ * (c) Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Monolog;
+
+use ArrayAccess;
+
+/**
+ * Monolog log record interface for forward compatibility with Monolog 3.0
+ *
+ * This is just present in Monolog 2.4+ to allow interoperable code to be written against
+ * both versions by type-hinting arguments as `array|\Monolog\LogRecord $record`
+ *
+ * Do not rely on this interface for other purposes, and do not implement it.
+ *
+ * @author Jordi Boggiano <j.boggiano@seld.be>
+ * @template-extends \ArrayAccess<'message'|'level'|'context'|'level_name'|'channel'|'datetime'|'extra'|'formatted', mixed>
+ * @phpstan-import-type Record from Logger
+ */
+interface LogRecord extends \ArrayAccess
+{
+    /**
+     * @phpstan-return Record
+     */
+    public function toArray(): array;
+}