Update app.py

app.py

@@ -36,8 +36,7 @@ ARCH_NOTE = (
     "ARCHITECTURE NOTE – The bot follows a Retrieval-Augmented Generation "
     "(RAG) design: PDF → 180-token chunks → MiniLM-L6 embeddings → FAISS "
     "similarity search → GPT-3.5-turbo answer constrained to context."
-)
-ARCH_MD = f"{ARCH_NOTE}\n\n![Architecture Diagram](architecture.png)"
+)"
 
 # make them retrievable by the RAG index (even though we’ll short-circuit)
 text += f" LinkedIn: {LINK_MD} Blog: {BLOG_MD} {ARCH_MD}"