Update app.py

app.py

@@ -25,7 +25,7 @@ client = None
 collection = None
 db_status_message = f"Initializing database from {DB_PATH}..."
 
-try
+try:
     client = chromadb.PersistentClient(path=DB_PATH)
     db_status_message = f"ChromaDB client initialized from path: {DB_PATH}."