Move the model card ahead of the model loading

Follows the layout of docs/DEPLOYMENT.md, which puts the card after the imports and before the loading.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

app.py

@@ -13,12 +13,6 @@ from stable_audio_runtime import edit_audio, load_model
 MIN_AUDIO_SECONDS = 5
 MAX_AUDIO_SECONDS = 30
 
-# pyharp runs process_fn in a worker, which imports this file as __mp_main__ and starts with the
-# server. stable-audio-tools is installed and the model downloaded, built and placed there, on the
-# worker's main thread, so that no request does any of it inside its GPU reservation.
-if __name__ != "__main__":
-    load_model()
-
 model_card = ModelCard(
     name="Stable Audio 3",
     description=(
@@ -31,6 +25,13 @@ model_card = ModelCard(
 )
 
 
+# pyharp runs process_fn in a worker, which imports this file as __mp_main__ and starts with the
+# server. stable-audio-tools is installed and the model downloaded, built and placed there, on the
+# worker's main thread, so that no request does any of it inside its GPU reservation.
+if __name__ != "__main__":
+    load_model()
+
+
 def _audio_duration(path: str | None) -> float:
     if not path:
         raise gr.Error("Please upload a music clip.")