Calendar文件模板
SUMMARY：主题，修改称自己想要的即可
日期：20191112替换成开始日期，20191113提传承结束日期
UID：如果需要添加多个的话UID一直增加就可以了
多个时间的就增加从BEGIN:VEVENT到END:VEVENT中间的就可以了
VALARM可以加也可以不加
BEGIN:VCALENDAR
METHOD:PUBLISH
VERSION:2.0
X-WR-CALNAME:个人
PRODID:-//Apple Inc.//Mac OS X 10.14.5//EN
X-APPLE-CALENDAR-COLOR:#34AADC
X-WR-TIMEZONE:Asia/Shanghai
CALSCALE:GREGORIAN
BEGIN:VEVENT
CREATED:20191112T155023Z
UID:0
RRULE:FREQ=YEARLY;INTERVAL=1
DTEND;VALUE=DATE:20191113
TRANSP:TRANSPARENT
X-APPLE-TRAVEL-ADVISORY-BEHAVIOR:AUTOMATIC
SUMMARY:生日
LAST-MODIFIED:20191112T160624Z
DTSTAMP:20191112T155045Z
DTSTART;VALUE=DATE:20191112
SEQUENCE:0
BEGIN:VALARM
X-WR-ALARMUID:4A310C10-E78D-4B17-95F4-005E529D0E7D
UID:1
TRIGGER;VALUE=DATE-TIME:19760401T005545Z
ACTION:NONE
END:VALARM
BEGIN:VALARM
X-WR-ALARMUID:53D56D83-9C94-4F29-9436-93878ACE68A5
UID:2
TRIGGER:PT9H
ATTACH;VALUE=URI:Chord
ACTION:AUDIO
END:VALARM
END:VEVENT
END:VCALENDAR
