Fix HF model repo ID and add token support

api.py

@@ -21,9 +21,10 @@ def _download_models():
         return
     try:
         from huggingface_hub import snapshot_download
-        hf_repo = os.getenv("HF_MODEL_REPO", "sirimiri13/vocr-models")
+        hf_repo = os.getenv("HF_MODEL_REPO", "sirimiri/vocr-models")
+        hf_token = os.getenv("HF_TOKEN", None)
         print(f"Downloading models from {hf_repo}...")
-        snapshot_download(repo_id=hf_repo, local_dir="./models")
+        snapshot_download(repo_id=hf_repo, local_dir="./models", token=hf_token)
         print("Models downloaded.")
     except Exception as e:
         print(f"Model download failed: {e}")