Update homepage schema count to include total schema count

We limit the schemas on the homepage to 30, and we now have 31 schemas. The bottom of the page simply says "Showing 30 schemas" with no indication that there are more than that in the database.

<img width="1056" height="359" alt="Image" src="https://github.com/user-attachments/assets/f5a92ca1-ae49-42a7-84ec-2341ac53cf94" />