Update app.py

app.py

@@ -16,10 +16,14 @@ if not os.path.exists(CHROMA_PATH):
 
 # Set AI71 API key
 AI71_API_KEY = os.environ.get('AI71_API_KEY')
+account_sid = os.environ.get('TWILIO_ACCOUNT_SID')
+auth_token = os.environ.get('TWILIO_AUTH_TOKEN')
+client = Client(account_sid, auth_token)
+from_whatsapp_number = 'whatsapp:+14155238886'
 
 # Download file utility
 def download_file(url, ext):
-    local_filename = f'/code/uploads/uploaded_file{ext}'
+    local_filename = f'/tmp/uploaded_file{ext}'
     with requests.get(url, stream=True) as r:
         with open(local_filename, 'wb') as f:
             for chunk in r.iter_content(chunk_size=8192):