remove HF_TOKEN

app.py

@@ -13,9 +13,6 @@ from opentelemetry.sdk.trace.export import BatchSpanProcessor
 from opentelemetry.exporter.otlp.proto.http.trace_exporter import OTLPSpanExporter
 from openinference.instrumentation.smolagents import SmolagentsInstrumentor
 
-# set HF_TOKEN environment variable
-os.environ["HF_TOKEN"] = os.getenv("HF_TOKEN")
-
 # Set up telemetry
 PHOENIX_API_KEY = os.getenv("PHOENIX_API_KEY")
 api_key = f"api_key={PHOENIX_API_KEY}"