用户权限

1. Enabling authertication
INSTALLED_APPS = [
    ...
    'django.contrib.auth',  #Core authentication framework and its default models.
    'django.contrib.contenttypes',  #Django content type system (allows permissions to be associated with models).
    ....

MIDDLEWARE = [
    ...
    'django.contrib.sessions.middleware.SessionMiddleware',  #Manages sessions across requests
    ...
    'django.contrib.auth.middleware.AuthenticationMiddleware',  #Associates users with requests using sessions.
    ....

2. Creating users and groups
3. Setting up authentication views

#Add Django site authentication urls (for login, logout, password management)
urlpatterns += [
    path('accounts/', include('django.contrib.auth.urls')),
]

4. Template

TEMPLATES = [
    {
        ...
        'DIRS': [os.path.join(BASE_DIR, 'templates')],
        'APP_DIRS': True,
        ...
login.html

# Redirect to home URL after login (Default redirects to /accounts/profile/)
LOGIN_REDIRECT_URL = '/'

logged_out.html
password_reset_form.html
password_reset_done.html
password_reset_email.html
password_reset_confirm.html
password_reset_complete.html