Merge branch 'main' into glitch-soc/merge-upstream

Conflicts:
- `.env.production.sample`:
  Upstream added new configuration options, uncommented by default.
  Commented them.
- `Gemfile.lock`:
  Upstream updated dependencies textually close to glitch-soc-specific
  dependencies.
  Updated those upstream dependencies.

app/models/form/account_batch.rb

@@ -43,9 +43,7 @@ class Form::AccountBatch
   end
 
   def remove_from_followers!
-    current_account.passive_relationships.where(account_id: account_ids).find_each do |follow|
-      reject_follow!(follow)
-    end
+    RemoveFromFollowersService.new.call(current_account, account_ids)
   end
 
   def block_domains!
@@ -62,14 +60,6 @@ class Form::AccountBatch
     Account.where(id: account_ids)
   end
 
-  def reject_follow!(follow)
-    follow.destroy
-
-    return unless follow.account.activitypub?
-
-    ActivityPub::DeliveryWorker.perform_async(Oj.dump(serialize_payload(follow, ActivityPub::RejectFollowSerializer)), current_account.id, follow.account.inbox_url)
-  end
-
   def approve!
     users = accounts.includes(:user).map(&:user)