Fix Gradio 6.0 API and allow HF cache path for Spaces

app.py

@@ -53,7 +53,7 @@ def build_comparison(sample_id: str | None):
     return specs[:4], audios[:4]
 
 
-with gr.Blocks() as app:
+with gr.Blocks(title="NearestNeighbor Audio Demo", css=".gradio-container { max-width: 1200px; }") as app:
     gr.Markdown("# NearestNeighbor Audio Demo")
     gr.Markdown("Data from [AE-W/batch_outputs](https://huggingface.co/datasets/AE-W/batch_outputs)")
 
@@ -136,8 +136,4 @@ _hf_hub_cache = os.environ.get(
     "HUGGINGFACE_HUB_CACHE",
     os.path.join(os.path.expanduser("~"), ".cache", "huggingface", "hub"),
 )
-app.launch(
-    title="NearestNeighbor Audio Demo",
-    css=".gradio-container { max-width: 1200px; }",
-    allowed_paths=[_hf_hub_cache],
-)
+app.launch(allowed_paths=[_hf_hub_cache])