Update app.py

app.py

@@ -26,7 +26,7 @@ def setup_gemini():
             raise ValueError("GEMINI_API_KEY not found in secrets")
             
         genai.configure(api_key=api_key)
-        return genai.GenerativeModel('gemini-1.5-pro')
+        return genai.GenerativeModel('gemini-2.0-flash')
     except Exception as e:
         print(f"Error setting up Gemini: {e}")
         return None