Summary: AI Support Assistant added

Why It Matters: This change shows a new product feature. It tells people about a new way to get help.

What Changed:

• A new banner was added at the top of the page. It says "Introducing our AI assistant with 24/7 patient billing support. Learn more."
• "AI Support Assistant" was added to the list of features under "Patient Portal" in two places.
• The "Upcoming Events" section was updated with new dates and a live webinar.