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/ResettableInterface.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;
+
+/**
+ * Handler or Processor implementing this interface will be reset when Logger::reset() is called.
+ *
+ * Resetting ends a log cycle gets them back to their initial state.
+ *
+ * Resetting a Handler or a Processor means flushing/cleaning all buffers, resetting internal
+ * state, and getting it back to a state in which it can receive log records again.
+ *
+ * This is useful in case you want to avoid logs leaking between two requests or jobs when you
+ * have a long running process like a worker or an application server serving multiple requests
+ * in one process.
+ *
+ * @author Grégoire Pineau <lyrixx@lyrixx.info>
+ */
+interface ResettableInterface
+{
+    /**
+     * @return void
+     */
+    public function reset();
+}