Update app.py

app.py

@@ -26,15 +26,19 @@ from langchain_google_genai import ChatGoogleGenerativeAI
 logging.basicConfig(level=logging.INFO, format="%(asctime)s - %(levelname)s - %(message)s")
 logger = logging.getLogger(__name__)
 
-# === Load API Key ===
-# os.environ["GOOGLE_API_KEY"] = os.getenv["GEMINI_API_KEY"]
+# Load Gemini API key from Hugging Face secret or local .env
 
 GEMINI_API_KEY = os.getenv("GEMINI_API_KEY")
 if not GEMINI_API_KEY:
-    raise ValueError("GEMINI_API_KEY is missing. Set it as an environment variable or Hugging Face Secret.")
+    raise ValueError("Missing GEMINI_API_KEY (check Hugging Face secrets or local .env)")
 
+# Set it in the expected Google API env var
+os.environ["GOOGLE_API_KEY"] = GEMINI_API_KEY
+
+# Configure generativeai
 genai.configure(api_key=GEMINI_API_KEY)
 
+
 # === Chat Storage ===
 HISTORY_FILE = "chat_history.json"