【django】ListViewでデータベースの中身を表示する方法

class Blog(models.Model):
    title = models.CharField(max_length=200)
    content = models.TextField(blank=True)
    updated_at = models.DateTimeField(auto_now=True)
    created_at = models.DateTimeField(auto_now_add=True)

    def __str__(self):
        return self.title

    class Meta:
        db_table = 'blogs'

from django.views.generic import ListView #追加
from .models import Blog #読み込みたいモデル

class BlogListView(ListView):
    model = Blog
    template_name = 'blog/blog.html' #表示したいHTML
    context_object_name = 'results' #お好きな名前をどうぞ

templates
    blog
        base.html
        blog.html

{% block main %}
    <div class="text-center mb-5">
        <h1 class="display-3 mb-5">はやてれおのBlog</h1>
        <p class="text-muted fs-3">Blogの記事一覧</p>
    </div>
    <div>
        {% for result in results %}
        <h4>{{ result.title }}</h4>
        <p>{{ result.created_at }}</p>
        <p class="lead">{{ result.content }}</p>
        {% endfor %}
    </div>
{% endblock %}

from django.urls import path
from .views import HomeTemplateView, ContactFormView, BlogListView #追加

urlpatterns = [
    path('', HomeTemplateView.as_view(), name='home'),
    path('blog/', BlogListView.as_view(), name='blog'), #追加
    path('contact/', ContactFormView.as_view(), name='contact'),
]

python manage.py runserver