Implement the followers endpoint.

GET /@<username>/followers

activitypub/urls.py

@@ -7,6 +7,7 @@ from activitypub.views import followers, noop
 urlpatterns = [
     url(r'^@(\w+)/notes/(\w+)', note, name="note"),
     url(r'^@(\w+)/notes', notes, name="notes"),
+    url(r'^@(\w+)/followers', followers, name="followers"),
     url(r'^@(\w+)/outbox', outbox, name="outbox"),
     url(r'^@([^/]+)$', person, name="person"),
     url(r'^admin/', admin.site.urls),

activitypub/views.py

@@ -65,3 +65,10 @@ def notes(request, username):
     # )
     return JsonResponse(collection.to_json(context=True))
 
+def followers(request, username):
+    person = get_object_or_404(Person, username=username)
+    followers = activities.OrderedCollection(person.followers.all())
+    actor = activities.Person(id="http://bob.local/@bob",name="Bob")
+    followers.items.append(actor)
+    return JsonResponse(followers.to_json(context=True))
+