Store HF as secret

app.py

@@ -33,6 +33,7 @@ IO_PARAMS = {
         # "skip_instance_cache": True
         "cache_type": "blockcache",  # or "first" with enough space
         "block_size": 2 * 1024 * 1024,  # could be bigger
+        "token": st.secrets["HF_TOKEN"],
     },
     "h5py_params": {
         "driver_kwds": {  # only recent versions of xarray and h5netcdf allow this correctly
@@ -69,7 +70,7 @@ def get_dataset_files(dataset_name: str):
     dataset_path = get_dataset_path(dataset_name)
     fs, _ = fsspec.url_to_fs(dataset_path)
     dataset_files = fs.glob(f"{dataset_path}/**/*.hdf5")
-    return dataset_files
+    return fs, dataset_files
 
 
 @st.cache_data