decorate unconditional_generation function

app.py

@@ -86,6 +86,7 @@ with gr.Blocks(title="RFD3 Test") as demo:
 
 
     # Initialize engine and run generation
+    @spaces.GPU(duration=300) 
     def unconditional_generation(num_batches, num_designs_per_batch, length):
 
         config = RFD3InferenceConfig(