perf(calendar.html): load modal faster

kursy/templates/calendar.html

@@ -89,6 +89,13 @@
       });
   }
 
+  // if ?modal=event_id is in the url, open the modal for that event
+  const urlParams = new URLSearchParams(window.location.search);
+  const modalEventId = urlParams.get('modal');
+  if (modalEventId) {
+    showModal(modalEventId);
+  }
+
   document.addEventListener('DOMContentLoaded', function() {
     var calendarEl = document.getElementById('calendar');
     var calendar = new FullCalendar.Calendar(calendarEl, {
@@ -126,12 +133,6 @@
     });
     calendar.render();
 
-    // if ?modal=event_id is in the url, open the modal for that event
-    const urlParams = new URLSearchParams(window.location.search);
-    const modalEventId = urlParams.get('modal');
-    if (modalEventId) {
-      showModal(modalEventId);
-    }
   });
 </script>
 {% endblock %}