Update app.py

app.py

@@ -3,8 +3,14 @@ import google.generativeai as genai
 import os
 from dotenv import load_dotenv
 
-# Load environment variables
-load_dotenv()
+
+
+load_dotenv()  # ✅ Load environment variables from .env
+google_api_key = os.getenv("GOOGLE_API_KEY")
+
+if not google_api_key:
+    raise ValueError("❌ GOOGLE_API_KEY is missing. Please check your .env file.")
+
 
 # Streamlit Page Configuration
 st.set_page_config(