adding rag

app.py

@@ -86,7 +86,7 @@ def create_ui():
         state = gr.State(value={"user_uuid": None})
 
         gr.Markdown("# Colpali Milvus Search Demo")
-        gr.Markdown("This demo showcases how to use [Colpali](https://github.com/illuin-tech/colpali) embeddings with [Milvus](https://milvus.io/) for pdf search.")
+        gr.Markdown("This demo showcases how to use [Colpali](https://github.com/illuin-tech/colpali) embeddings with [Milvus](https://milvus.io/) and utilizing Gemini/OpenAI multimodal RAG for pdf search and Q&A.")
         
         with gr.Tab("Upload PDF"):
             with gr.Column():