Fix variable name for Hugging Face API key in stance model loading process in main.py

main.py

@@ -19,7 +19,7 @@ from config import (
     API_DESCRIPTION,
     API_VERSION,
     STANCE_MODEL_ID,
-    HUGGINGFACE_STANCE_API_KEY,
+    HUGGINGFACE_API_KEY,
     HUGGINGFACE_STANCE_MODEL_ID,
     HOST,
     PORT,
@@ -46,7 +46,7 @@ async def lifespan(app: FastAPI):
     # Load stance detection model
     try:
         logger.info(f"Loading stance model from Hugging Face: {HUGGINGFACE_STANCE_MODEL_ID}")
-        stance_model_manager.load_model(HUGGINGFACE_STANCE_MODEL_ID, HUGGINGFACE_STANCE_API_KEY)
+        stance_model_manager.load_model(HUGGINGFACE_STANCE_MODEL_ID, HUGGINGFACE_API_KEY)
     except Exception as e:
         logger.error(f"✗ Failed to load stance model: {str(e)}")
         logger.error("⚠️  Stance detection endpoints will not work!")