Update app.py

app.py

@@ -156,7 +156,7 @@ def solve():
 
             except Exception as e:
                 print(f"Error during generation: {e}")
-                yield f'data: {json.dumps({"error":'Une erreur inattendue est survenue' })}\n\n'
+                yield f'data: {json.dumps({"error": "Une erreur inattendue est survenue"})}\n\n'
 
         return Response(
             stream_with_context(generate()),