import os
import sys
from huggingface_hub import snapshot_download

token = os.environ.get("HF_TOKEN")
if not token:
    print("Error: HF_TOKEN environment variable is not set.", file=sys.stderr)
    sys.exit(1)

print("Synchronizing application assets from secure storage...")
snapshot_download(
    repo_id="muhalwan/mlnexus-private-core",
    repo_type="dataset",
    token=token,
    local_dir="/code"
)

print("Starting application server...")
os.execv(
    sys.executable,
    [sys.executable, "-m", "uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]
)