Upload app.py

app.py

@@ -13,6 +13,10 @@ from tqdm import tqdm # Added for embedding progress
 import chromadb.utils.embedding_functions as embedding_functions
 # from sentence_transformers import CrossEncoder # Keep if re-ranking might be used
 
+# --- Page Config (Must be first Streamlit command) ---
+st.set_page_config(layout="wide")
+# ---
+
 # --- Configuration ---
 DB_PATH = "./chroma_db"
 COLLECTION_NAME = "libguides_content" # Must match the embedding script
@@ -300,8 +304,8 @@ Answer:"""
     return prompt
 
 # --- Streamlit App UI ---
-st.set_page_config(layout="wide")
-st.title("📚 Ask the Library Guides (Local Embed + HF Gen)")
+# st.set_page_config(layout="wide") # MOVED TO TOP
+st.title("📚 Ask the Library Guides (Local Embed + HF Gen)") # Updated title
 
 # Load resources (this now includes the initialization check)
 collection = load_chromadb_collection()