don't lose trip_type on event cancellation; don't add empty notes in cal

src/tera/admin/event.rs

@@ -40,7 +40,7 @@ async fn create(
 }
 
 //TODO: add constraints (e.g. planned_amount_cox > 0)
-#[derive(FromForm)]
+#[derive(FromForm, Debug)]
 struct UpdateEventForm<'r> {
     id: i64,
     name: &'r str,