trying to fix bug on heroku backend

backend/secfit/secfit/settings.py

@@ -45,6 +45,10 @@ ALLOWED_HOSTS = [
     "10." + groupid + ".0.4",
     "molde.idi.ntnu.no",
     "10.0.2.2",
+    ".herokuapp.com",
+    '[::1]',
+    "tdt4242-base-frontend.herokuapp.com",
+    "tdt4242-base-backend.herokuapp.com"
     # ADD HEROKU URL HERE
 ]