Update api.py

api.py

@@ -14,7 +14,7 @@ app = FastAPI()
 model_path = hf_hub_download(
     repo_id="haseebnawazz/sleep-stage-classifier-model",   # Update with your HF model repo
     filename="model.joblib",
-    cache_dir="/app/hf_cache"  # Ensure the cache is stored in a writable directory
+    cache_dir="/tmp/hf_cache"  # Ensure the cache is stored in a writable directory
 )
 model = joblib.load(model_path)