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

Conflicts:
- `app/services/remove_status_service.rb`:
  Conflict due to glitch-soc having extra code for a proper direct visibility
  timeline, in a part of the code upstream refactored.
  Restored glitch-soc's extra code in the refactored bit.

app/controllers/settings/exports_controller.rb

@@ -3,6 +3,7 @@
 class Settings::ExportsController < Settings::BaseController
   include Authorization
   include Redisable
+  include Lockable
 
   skip_before_action :require_functional!
 
@@ -14,21 +15,13 @@ class Settings::ExportsController < Settings::BaseController
   def create
     backup = nil
 
-    RedisLock.acquire(lock_options) do |lock|
-      if lock.acquired?
-        authorize :backup, :create?
-        backup = current_user.backups.create!
-      else
-        raise Mastodon::RaceConditionError
-      end
+    with_lock("backup:#{current_user.id}") do
+      authorize :backup, :create?
+      backup = current_user.backups.create!
     end
 
     BackupWorker.perform_async(backup.id)
 
     redirect_to settings_export_path
   end
-
-  def lock_options
-    { redis: redis, key: "backup:#{current_user.id}" }
-  end
 end