activity add default start date

edit-mode/function/restActivityLink.js

@@ -134,7 +134,8 @@ var dp = gantt.createDataProcessor(function (entity, action, data, id) {
             if (entity == "task") {
                 data['proyek_id'] = proyekId;
                 //TODO : Possible end date bug
-                data['start_date'] = `${data.start_date}+07`;
+                let startDate = moment(data.start_date, "YYYY-MM-DD");
+                data['start_date'] = startDate.format("YYYY-MM-DD") + " 00:00:00+07"
                 let endDate = moment(data.end_date, "YYYY-MM-DD");
                 data['end_date'] = endDate.format("YYYY-MM-DD") + " 23:59:59+07";
                 let newDuration = gantt.calculateDuration({