Add RSS feeds (#305)

* Add basic unread bookmarks feed

* Generate user-specific feed

* Add feed tests

* Add all bookmarks feed

* Add feed token admin

* Add note about renewing URLs

* Add support for query parameter

* Fix rebase issues

* Improve docs on feeds integration

Co-authored-by: Sascha Ißbrücker <sascha.issbruecker@gmail.com>

bookmarks/tests/helpers.py

@@ -1,7 +1,6 @@
 import random
 import logging
-from dataclasses import dataclass
-from typing import Optional, List
+from typing import List
 
 from django.contrib.auth.models import User
 from django.utils import timezone
@@ -33,6 +32,8 @@ class BookmarkFactoryMixin:
                        website_description: str = '',
                        web_archive_snapshot_url: str = '',
                        ):
+        if not title:
+            title = get_random_string(length=32)
         if tags is None:
             tags = []
         if user is None: