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。

tzurl/zoneinfo/Australia/Eucla.ics

@@ -0,0 +1,65 @@
+BEGIN:VCALENDAR
+PRODID:-//tzurl.org//NONSGML Olson 2025c//EN
+VERSION:2.0
+BEGIN:VTIMEZONE
+TZID:Australia/Eucla
+LAST-MODIFIED:20251211T094730Z
+TZURL:https://www.tzurl.org/zoneinfo/Australia/Eucla
+X-LIC-LOCATION:Australia/Eucla
+X-PROLEPTIC-TZNAME:LMT
+BEGIN:STANDARD
+TZNAME:+0845
+TZOFFSETFROM:+083528
+TZOFFSETTO:+0845
+DTSTART:18951201T000000
+END:STANDARD
+BEGIN:DAYLIGHT
+TZNAME:+0945
+TZOFFSETFROM:+0845
+TZOFFSETTO:+0945
+DTSTART:19170101T020000
+RDATE:19420101T020000
+RDATE:19420927T020000
+RDATE:19741027T020000
+RDATE:19831030T020000
+RDATE:19911117T020000
+RDATE:20061203T020000
+END:DAYLIGHT
+BEGIN:STANDARD
+TZNAME:+0845
+TZOFFSETFROM:+0945
+TZOFFSETTO:+0845
+DTSTART:19170325T030000
+RDATE:19750302T030000
+RDATE:19840304T030000
+RDATE:19920301T030000
+END:STANDARD
+BEGIN:STANDARD
+TZNAME:+0845
+TZOFFSETFROM:+0945
+TZOFFSETTO:+0845
+DTSTART:19420329T030000
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU;UNTIL=19430327T171500Z
+END:STANDARD
+BEGIN:STANDARD
+TZNAME:+0845
+TZOFFSETFROM:+0845
+TZOFFSETTO:+0845
+DTSTART:19430701T000000
+END:STANDARD
+BEGIN:STANDARD
+TZNAME:+0845
+TZOFFSETFROM:+0945
+TZOFFSETTO:+0845
+DTSTART:20070325T030000
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU;UNTIL=20090328T171500Z
+END:STANDARD
+BEGIN:DAYLIGHT
+TZNAME:+0945
+TZOFFSETFROM:+0845
+TZOFFSETTO:+0945
+DTSTART:20071028T020000
+RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU;UNTIL=20081025T171500Z
+END:DAYLIGHT
+END:VTIMEZONE
+END:VCALENDAR