Bugfix: default time for exam creation

ref-test/app/admin/views.py

@@ -9,7 +9,7 @@ from flask import abort, Blueprint, jsonify, render_template, redirect, request,
 from flask.helpers import flash, url_for
 from flask_login import current_user, login_required
 
-from datetime import date, datetime
+from datetime import date, datetime, timedelta
 from json import loads
 from os import path
 import secrets
@@ -258,6 +258,8 @@ def _tests(filter:str=None):
     if filter not in ['create','active','scheduled','expired','all']: return redirect(url_for('admin._tests', filter='active'))
     if filter == 'create':
         form = CreateTest()
+        form.start_date = datetime.now()
+        form.expiry_date = date.today() + timedelta(days=1)
         form.time_limit.choices = get_time_options()
         form.dataset.choices = get_dataset_choices()
         form.time_limit.default='none'