Django: How to get the root path of a site in template?

Question

I want to design a go back home button for my site and how can I get the root path of my site in the template so I can do something like this:

Answer 1

Referring to standard Django example:

urlpatterns = [
    path('', views.index, name='index'),
]

Then template code:

href="{% url 'index' %}"

will also work.