Update src/streamlit_app.py

src/streamlit_app.py

@@ -134,7 +134,7 @@ h1, h2, h3 {color: #f3f4f6; font-weight: 600;}
 """, unsafe_allow_html=True)
 
 # ==========================================================
-# 🧭 SIDEBAR
+# 🧭 SIDEBAR — Clean, User-Focused
 # ==========================================================
 with st.sidebar:
     # --- Response Style ---
@@ -148,21 +148,7 @@ with st.sidebar:
 
     st.markdown("---")
 
-    # --- Registered Documents (simple, user-friendly) ---
-    registry = st.session_state.get("registry", None)
-    registered_docs = registry.list_docs() if registry and hasattr(registry, "list_docs") else []
-
-    if registered_docs:
-        st.markdown("### 📚 Uploaded Documents")
-        for i, doc in enumerate(registered_docs, start=1):
-            doc_name = doc.get("name", f"Document {i}")
-            chunks = doc.get("num_chunks", "?")
-            toc_source = doc.get("toc_source", "—")
-            st.markdown(f"**{i}. {doc_name}** — {chunks} chunks *(TOC: {toc_source})*")
-    else:
-        st.caption("📭 No documents uploaded yet.")
-
-    st.markdown("---")
+    # --- (Registry hidden: backend only) ---
 
     # --- Developer Options ---
     show_dev = st.checkbox("Show advanced settings (for developers)", value=False)