Update app.py

app.py

@@ -6,6 +6,11 @@ IT Support Chatbot Application
 - Uses environment variables for API keys.
 - Implements a RAG pipeline with LLaMA 3.1, Qdrant, and Hybrid Retrieval.
 """
+# --- CELL 0: load secrets from env vars ---
+QDRANT_HOST   = os.getenv("QDRANT_HOST")
+QDRANT_API_KEY = os.getenv("QDRANT_API_KEY")
+HF_TOKEN      = os.getenv("HF_TOKEN")
+
 
 # --- CELL 1: Imports, Logging & Reproducibility ---
 import os