Usernames working

django_project/django_project/urls.py

django_project/myapp/templates/myapp/account.html

django_project/myapp/templates/myapp/base.html

django_project/myapp/templates/myapp/group_detail.html

django_project/myapp/templates/myapp/group_list.html

django_project/myapp/templates/myapp/register.html

django_project/myapp/views.py

rust_crud_api/src/db/groups.rs

rust_crud_api/src/db/init.rs

rust_crud_api/src/db/users.rs

rust_crud_api/src/models/user.rs