Fixed urls and settings to connect the URL file of the app.

alliyah_marcelo_music/alliyah_marcelo_music/settings.py

@@ -40,6 +40,7 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'homepage',
 ]
 
 MIDDLEWARE = [

alliyah_marcelo_music/alliyah_marcelo_music/urls.py

@@ -14,8 +14,9 @@ Including another URLconf
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
 from django.contrib import admin
-from django.urls import path
+from django.urls import include, path
 
 urlpatterns = [
+    path('homepage/', include('homepage.urls', namespace="homepage")),
     path('admin/', admin.site.urls),
 ]