add warning about deprecation

app.py

@@ -30,7 +30,13 @@ EXAMPLE_PROMPTS = [
 ]
 
 TITLE = "Vanderbilt AI Assistant"
-DESCRIPTION= """Welcome to the first generation Vanderbilt AI assistant! \n 
+DESCRIPTION= """Welcome to the first generation Vanderbilt AI assistant! \n
+
+**WARNING**: Unfortunately this space is currently deprecated. The serving endpoint used to serve the pay-per-token Databricks DBRX language model has been rate-limited by 
+staff for security reasons to accept no queries. I am in the process of reworking this augmented model to hit an available endpoint for community use. Nonetheless, if you are interested 
+in seeing this model's functionality in a 24 hour time window, send me an email at `johngrahamreynolds@gmail.com`, or the email below, and I will temporarily activate the serving endpoint 
+for you to query the model. \n
+
 **Overview and Usage**: This AI assistant is built atop the Databricks DBRX large language model 
 and is augmented with additional organization-specific knowledge. Particularly, it has been preliminarily augmented with knowledge of Vanderbilt University Medical Center
 terms like **EDW**, **HCERA**, **NRHA** and **thousands more**. (Ask the assistant if you don't know what any of these terms mean!) On the left is a sidebar of **Examples**;