You can now easily add Reform Torah and Haftarah readings to your site's calendar. Included are the readings through 2024.
These are the .ICS links you will want to use and sample calendars to review.
Created as all-day events:
Created as events with start times of 8:00 AM:
Take these links and set up scheduled imports just like you've done with your congregation's google calendar(s). Once imported, you will see each reading appear on your calendar as an event.