fix the class_names

app.py

@@ -12,7 +12,7 @@ class_names = []
 
 # Open Cifar class names file and read each line into a list
 with open('class_names.txt', 'r') as f:
-    class_names = [obj.strip() for obj in cifar_class_names]
+    class_names = [obj.strip() for obj in f]
 
 ### 2. Model and transforms preparation ###
 model, model_transforms = create_vitB16_model(num_classes=len(class_names))