Update app.py

app.py

@@ -5,6 +5,7 @@ import os
 """
 For more information on `huggingface_hub` Inference API support, please check the docs: https://huggingface.co/docs/huggingface_hub/v0.22.2/en/guides/inference
 """
+hf_token = os.getenv("HF_TOKEN").strip()
 
 api_key = os.getenv("HF_KEY").strip()