Update app.py

app.py

@@ -1,10 +1,10 @@
 import gradio as gr
 from rag_pipeline import load_rag_chain
 
-# Load the RAG chain once
+# Load the RAG system
 rag_chain = load_rag_chain()
 
-# Gradio interface
+# Interface logic
 def ask_question(query):
     result = rag_chain.invoke(query)
     return result['result']
@@ -13,8 +13,8 @@ iface = gr.Interface(
     fn=ask_question,
     inputs=gr.Textbox(lines=3, placeholder="Ask something from your PDF...", label="Your Question"),
     outputs="text",
-    title="🧠 Custom PDF Chatbot (Hugging Face)",
-    description="Ask questions from your own uploaded PDF data."
+    title="🧠 Custom PDF Chatbot (Flan-T5)",
+    description="Ask questions based on your uploaded PDF documents. This app runs entirely using free models."
 )
 
 if __name__ == "__main__":