Convert to/from timezone

reminder-dashboard/src/components/Reminder/TimeInput.tsx

@@ -30,7 +30,7 @@ export const TimeInput = ({ defaultValue, onInput }) => {
             if (newTime === null) {
                 newTime = DateTime.now().setZone("UTC");
             }
-            setTime(newTime.set(upd));
+            setTime(newTime.setZone(timezone).set(upd).setZone("UTC"));
         },
         [time, timezone],
     );