feat: implement custom user model with JWT authentication and registration endpoints

backend/config/urls.py

@@ -16,8 +16,9 @@ Including another URLconf
 """
 
 from django.contrib import admin
-from django.urls import path
+from django.urls import include, path
 
 urlpatterns = [
     path("admin/", admin.site.urls),
+    path("api/auth/", include("users.urls")),  # user related operations
 ]