Update app.py

app.py

@@ -30,6 +30,7 @@ state_dict = load_state_dict(model_file)
 model, _, _, _, _ = ControlNetModel_Union._load_pretrained_model(
     controlnet_model, state_dict, model_file, "xinsir/controlnet-union-sdxl-1.0"
 )
+model.to(device="cpu", dtype=torch.float16)
 
 vae = AutoencoderKL.from_pretrained(
     "madebyollin/sdxl-vae-fp16-fix", torch_dtype=torch.float16