Add list view and admin for bookmarks

bookmarks/views.py

@@ -1,3 +1,13 @@
-from django.shortcuts import render
+from django.utils import timezone
+from django.views.generic.list import ListView
 
-# Create your views here.
+from .models import Bookmark
+
+class BookmarkListView(ListView):
+    model = Bookmark
+    paginate_by = 20
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context['now'] = timezone.now()
+        return context