Updated urls.py

Added paths to authors/add, books/add, authors/pk/add, and authors/pk/edit.

agusyquia_reading/bookshelf/urls.py

@@ -2,7 +2,10 @@ from django.urls import path
 from .import views
 from .views import (
     BooksView, BooksDetailsView, 
-    AuthorsView, AuthorsDetailsView
+    AuthorsView, AuthorsDetailsView,
+    BooksCreateView, BooksUpdateView,
+    AuthorsCreateView, AuthorsUpdateView
+
 )
 
 urlpatterns = [
@@ -11,6 +14,10 @@ urlpatterns = [
     path('books/<int:pk>/details', BooksDetailsView.as_view(), name='book-details'),
     path('authors/', AuthorsView.as_view(), name='authors-list'),
     path('authors/<int:pk>/details', AuthorsDetailsView.as_view(), name='author-details'),
+    path('books/add/', BooksCreateView.as_view(), name='add-book'),
+    path('books/<int:pk>/details/edit/', BooksUpdateView.as_view(), name='books-edit'),
+    path('authors/add/', AuthorsCreateView.as_view(), name='add-author'),
+    path('authors/<int:pk>/details/edit/', AuthorsUpdateView.as_view(), name='books-edit'),
 ]
 
 app_name = "bookshelf"
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