Use dashboard view.

bikeshop_project/core/templates/dashboard.html

@@ -0,0 +1 @@
+{% extends 'base.html' %}

bikeshop_project/core/urls.py

@@ -2,5 +2,5 @@ from django.conf.urls import url
 
 from .views import DashboardView
 urlpatterns = [
-    url(r'^', DashboardView.as_view()),
+    url(r'^$', DashboardView.as_view()),
 ]

bikeshop_project/core/views.py

@@ -4,4 +4,4 @@ from django.views.generic import View
 
 class DashboardView(View):
     def get(self, request):
-        return TemplateResponse(request, 'base.html')
+        return TemplateResponse(request, 'dashboard.html')