use cfl package

backend/Pipfile

@@ -4,7 +4,7 @@ verify_ssl = true
 name = "pypi"
 
 [packages]
-# codeforlife = {ref = "v0.1.12", git = "https://github.com/ocadotechnology/codeforlife-package-python.git"}
+codeforlife = {ref = "v0.6.6", git = "https://github.com/ocadotechnology/codeforlife-package-python.git"}
 django = "==3.2.20"
 djangorestframework = "==3.13.1"
 # https://pypi.org/user/codeforlife/

backend/api/urls/__init__.py

@@ -2,12 +2,10 @@
 from django.urls import include, path, re_path
 from rest_framework import status
 
-from .cron import urlpatterns as cron_urlpatterns
 from .csrf import urlpatterns as csrf_urlpatterns
 from .session import urlpatterns as session_urlpatterns
 
 urlpatterns = [
-    path("cron/", include(cron_urlpatterns)),
     path("csrf/", include(csrf_urlpatterns)),
     path("session/", include(session_urlpatterns)),
     re_path(

backend/api/urls/session.py

@@ -1,13 +1,22 @@
 from django.contrib.auth.views import LogoutView
 from django.urls import path, re_path
 
-from ..views.session import LoginView
+from ..views.session import ClearExpiredView, LoginView
 
 urlpatterns = [
     re_path(
-        r"^(?P<user_type>teacher|dependent_student|independent_student)/login/$",
+        r"^(?P<user_type>teacher|dependent-student|independent-student)/login/$",
         LoginView.as_view(),
         name="login",
     ),
-    path("logout/", LogoutView.as_view(), name="logout"),
+    path(
+        "logout/",
+        LogoutView.as_view(),
+        name="logout",
+    ),
+    path(
+        "clear-expired/",
+        ClearExpiredView.as_view(),
+        name="clear-expired-sessions",
+    ),
 ]