now, urls are mapped so clients can access with the proper destinations.

Deokhyun_Lee_music/urls.py

@@ -16,6 +16,11 @@ Including another URLconf
 from django.contrib import admin
 from django.urls import include, path
 
+
+# from the top: url patterns for,
+# localhost:<port>/hompage
+# localhost:<port>/about
+# localhost:<port>/contact
 urlpatterns = [
     path('admin/', admin.site.urls),
     path('homepage/', include('homepage.urls')),