Return image instead of a list

app.py

@@ -519,7 +519,7 @@ def generate_image(input_img, ai_gen_image, prompt):
 
     final_image = blend_details(input_img, ai_gen_image, mask_input_image)
 
-    return [final_image]
+    return final_image
 
 def create_ui():
     """Create Gradio UI for CarViz demo"""