Update app.py

app.py

@@ -260,7 +260,7 @@ def load_pipeline(model_name):
     return pipe
 
 
-def retrieve_context(query, max_results=6, max_chars=200):
+def retrieve_context(query, max_results=6, max_chars=50):
     """
     Retrieve search snippets from DuckDuckGo (runs in background).
     Returns a list of result strings.