Update app.py

app.py

@@ -129,7 +129,7 @@ def conversation(qa_chain, message, history):
 def main():
     st.sidebar.title("PDF Chatbot")
 
-    st.sidebar.markdown("### Step 1 - Upload PDF documents and Initialize RAG pipeline")
+    st.sidebar.markdown("### Step 1 - Upload PDF documents and create the vector database")
     uploaded_files = st.sidebar.file_uploader("Upload PDF documents", type="pdf", accept_multiple_files=True)
 
     if uploaded_files: