Add bundles for organizing bookmarks (#1097)

* add bundle model and query logic

* cleanup tests

* add basic form

* add success message

* Add form tests

* Add bundle list view

* fix edit view

* Add remove button

* Add basic preview logic

* Make pagination use absolute URLs

* Hide bookmark edits when rendering preview

* Render bookmark list in preview

* Reorder bundles

* Show bundles in bookmark view

* Make bookmark search respect selected bundle

* UI tweaks

* Fix bookmark scope

* Improve bundle preview

* Skip preview if form is submitted

* Show correct preview after invalid form submission

* Add option to hide bundles

* Merge new migrations

* Add tests for bundle menu

* Improve check for preview being removed

bookmarks/tests_e2e/helpers.py

@@ -49,6 +49,10 @@ class LinkdingE2ETestCase(LiveServerTestCase, BookmarkFactoryMixin):
         bookmark_tags = self.page.locator("li[ld-bookmark-item]")
         return bookmark_tags.filter(has_text=title)
 
+    def count_bookmarks(self):
+        bookmark_tags = self.page.locator("li[ld-bookmark-item]")
+        return bookmark_tags.count()
+
     def locate_details_modal(self):
         return self.page.locator(".modal.bookmark-details")