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/Pacific/Guam.ics

@@ -0,0 +1,77 @@
+BEGIN:VCALENDAR
+PRODID:-//tzurl.org//NONSGML Olson 2025c//EN
+VERSION:2.0
+BEGIN:VTIMEZONE
+TZID:Pacific/Guam
+LAST-MODIFIED:20251211T094730Z
+TZURL:https://www.tzurl.org/zoneinfo/Pacific/Guam
+X-LIC-LOCATION:Pacific/Guam
+X-PROLEPTIC-TZNAME:LMT
+BEGIN:STANDARD
+TZNAME:LMT
+TZOFFSETFROM:-1421
+TZOFFSETTO:+0939
+DTSTART:18441231T000000
+END:STANDARD
+BEGIN:STANDARD
+TZNAME:GST
+TZOFFSETFROM:+0939
+TZOFFSETTO:+1000
+DTSTART:19010101T000000
+END:STANDARD
+BEGIN:STANDARD
+TZNAME:+09
+TZOFFSETFROM:+1000
+TZOFFSETTO:+0900
+DTSTART:19411210T000000
+END:STANDARD
+BEGIN:STANDARD
+TZNAME:GST
+TZOFFSETFROM:+0900
+TZOFFSETTO:+1000
+DTSTART:19440731T000000
+END:STANDARD
+BEGIN:DAYLIGHT
+TZNAME:GDT
+TZOFFSETFROM:+1000
+TZOFFSETTO:+1100
+DTSTART:19590627T020000
+RDATE:19670901T020000
+RDATE:19690622T020000
+RDATE:19731216T020000
+RDATE:19760526T020000
+RDATE:19770424T020000
+END:DAYLIGHT
+BEGIN:STANDARD
+TZNAME:GST
+TZOFFSETFROM:+1100
+TZOFFSETTO:+1000
+DTSTART:19610129T020000
+RDATE:19690126T000100
+RDATE:19690831T020000
+RDATE:19740224T020000
+RDATE:19760822T020100
+RDATE:19770828T020000
+END:STANDARD
+BEGIN:DAYLIGHT
+TZNAME:GDT
+TZOFFSETFROM:+1000
+TZOFFSETTO:+1100
+DTSTART:19700426T020000
+RRULE:FREQ=YEARLY;BYMONTH=4;BYDAY=-1SU;UNTIL=19710424T160000Z
+END:DAYLIGHT
+BEGIN:STANDARD
+TZNAME:GST
+TZOFFSETFROM:+1100
+TZOFFSETTO:+1000
+DTSTART:19700906T020000
+RRULE:FREQ=YEARLY;BYMONTH=9;BYDAY=1SU;UNTIL=19710904T150000Z
+END:STANDARD
+BEGIN:STANDARD
+TZNAME:ChST
+TZOFFSETFROM:+1000
+TZOFFSETTO:+1000
+DTSTART:20001223T000000
+END:STANDARD
+END:VTIMEZONE
+END:VCALENDAR