feat: add ics output (#128)

close #33

2007.ics

@@ -0,0 +1,76 @@
+BEGIN:VCALENDAR
+VERSION:2.0
+METHOD:PUBLISH
+CLASS:PUBLIC
+BEGIN:VTIMEZONE
+TZID:Asia/Shanghai
+BEGIN:STANDARD
+DTSTART;VALUE=DATE-TIME:19700101T000000
+TZOFFSETFROM:+0800
+TZOFFSETTO:+0800
+END:STANDARD
+END:VTIMEZONE
+BEGIN:VEVENT
+SUMMARY:上班(补元旦假期)
+DTSTART;VALUE=DATE:20061230
+DTEND;VALUE=DATE:20070101
+DTSTAMP;VALUE=DATE:20061230
+UID:2006-12-30/2007-01-01/NateScarlet/holiday-cn
+END:VEVENT
+BEGIN:VEVENT
+SUMMARY:元旦假期
+DTSTART;VALUE=DATE:20070101
+DTEND;VALUE=DATE:20070104
+DTSTAMP;VALUE=DATE:20070101
+UID:2007-01-01/2007-01-04/NateScarlet/holiday-cn
+END:VEVENT
+BEGIN:VEVENT
+SUMMARY:上班(补春节假期)
+DTSTART;VALUE=DATE:20070217
+DTEND;VALUE=DATE:20070218
+DTSTAMP;VALUE=DATE:20070217
+UID:2007-02-17/2007-02-18/NateScarlet/holiday-cn
+END:VEVENT
+BEGIN:VEVENT
+SUMMARY:春节假期
+DTSTART;VALUE=DATE:20070218
+DTEND;VALUE=DATE:20070225
+DTSTAMP;VALUE=DATE:20070218
+UID:2007-02-18/2007-02-25/NateScarlet/holiday-cn
+END:VEVENT
+BEGIN:VEVENT
+SUMMARY:上班(补春节假期)
+DTSTART;VALUE=DATE:20070225
+DTEND;VALUE=DATE:20070226
+DTSTAMP;VALUE=DATE:20070225
+UID:2007-02-25/2007-02-26/NateScarlet/holiday-cn
+END:VEVENT
+BEGIN:VEVENT
+SUMMARY:上班(补“五一”假期)
+DTSTART;VALUE=DATE:20070428
+DTEND;VALUE=DATE:20070430
+DTSTAMP;VALUE=DATE:20070428
+UID:2007-04-28/2007-04-30/NateScarlet/holiday-cn
+END:VEVENT
+BEGIN:VEVENT
+SUMMARY:“五一”假期
+DTSTART;VALUE=DATE:20070501
+DTEND;VALUE=DATE:20070508
+DTSTAMP;VALUE=DATE:20070501
+UID:2007-05-01/2007-05-08/NateScarlet/holiday-cn
+END:VEVENT
+BEGIN:VEVENT
+SUMMARY:上班(补“十一”假期)
+DTSTART;VALUE=DATE:20070929
+DTEND;VALUE=DATE:20071001
+DTSTAMP;VALUE=DATE:20070929
+UID:2007-09-29/2007-10-01/NateScarlet/holiday-cn
+END:VEVENT
+BEGIN:VEVENT
+SUMMARY:“十一”假期
+DTSTART;VALUE=DATE:20071001
+DTEND;VALUE=DATE:20071008
+DTSTAMP;VALUE=DATE:20071001
+UID:2007-10-01/2007-10-08/NateScarlet/holiday-cn
+END:VEVENT
+END:VCALENDAR