enable zerogpu

app.py

@@ -262,7 +262,7 @@ def make_ref_cond(
     print("ready to run autoencoder")
     # print(f"image.device: {image.device}, type(image): {type(image)}")
     # image = image.to("cuda")
-    print(f"autoencoder.encoder.device: {autoencoder.encoder.device}")
+    print(f"autoencoder device: {next(autoencoder.parameters()).device}")
     latent = opts.latent_scaling_factor * autoencoder.encode(image[None, ...]).sample()
     return image[None, ...], latent