Add routes for getting/posting user reminders

reminder-dashboard/src/api.ts

@@ -182,3 +182,8 @@ export const fetchUserReminders = () => ({
         axios.get(`/dashboard/api/user/reminders`).then((resp) => resp.data) as Promise<Reminder[]>,
     staleTime: OTHER_STALE_TIME,
 });
+
+export const postUserReminder = () => ({
+    mutationFn: (reminder: Reminder) =>
+        axios.post(`/dashboard/api/user/reminders`, reminder).then((resp) => resp.data),
+});