修改k线为自动切换夏令时和冬令时

static/chart_main/sevencoin.js

@@ -297,11 +297,11 @@ $(function () {
 		// 判断日期是否在夏令时（简化的逻辑，实际应用中需要考虑更多的边界情况）
 		dateIsInEDT(date) {
 		    const year = date.getUTCFullYear();
-		    const start = new Date(Date.UTC(year, 2, 13, 18)); // March, 2nd Sunday
-		    const end = new Date(Date.UTC(year, 10, 6, 18)); // November, 1st Sunday
-		    
+		    const start = new Date(Date.UTC(year, 2, 8, 18)); // March, 2nd Sunday
+		    const end = new Date(Date.UTC(year, 10, 3, 18)); // November, 1st Sunday
 		    start.setUTCDate(14 - start.getUTCDay());
 		    end.setUTCDate(7 - end.getUTCDay());
+		
 		    return date >= start && date < end;
 		}