also use proper date in tasks

helpers/tasks.js

@@ -136,10 +136,12 @@ module.exports = {
 
 	buildModLog: async (options) => {
 		if (!options.startDate || !options.endDate) {
-			options.startDate = new Date(); //this is being built by action handler so will always be current date
-			options.endDate = new Date(options.startDate.getTime());
-			options.startDate.setHours(0,0,0,0);
-			options.endDate.setHours(23,59,59,999);
+			const d = new Date();
+			const month = d.getUTCMonth()
+				, day = d.getUTCDate()
+				, year = d.getUTCFullYear();
+			options.startDate = new Date(Date.UTC(year, month, day, 0, 0, 0, 0));
+			options.endDate = new Date(Date.UTC(year, month, day, 23, 59, 59, 999));
 		}
 		const day = ('0'+options.startDate.getDate()).slice(-2);
 		const month = ('0'+(options.startDate.getMonth()+1)).slice(-2);