Co-authored-by: Jean Boussier <jean.boussier@gmail.com>

* Add a limit to how many posts can get fetched as a result of a single request

* Add tests

* Always pass `request_id` when processing `Announce` activities

---------

Co-authored-by: nametoolong <nametoolong@users.noreply.github.com>

* Autofix Rails/EagerEvaluationLogMessage

* Update spec for debug block syntax

* Fix `UserCleanupScheduler` crash when an unconfirmed account has a moderation note

* Add tests

Fixed 2 source comment/documentation typos

- Change verification to happen in `default` queue
- Change verification worker to only be queued if there's something to do
- Add `link` tags from metadata fields to page header of profiles

Fixes #19900

Fix #19646

Fixes #19109

Remove vacuuming of orphaned preview cards

* Change featured tag updates to add/remove activity

* Fix to check for the existence of feature tag

* Rename service and worker

* Merge AddHashtagSerializer with AddSerializer

* Undo removal of sidekiq_options

* Add LIMIT of featured tag to instance API response

* Add featured_tags_collection_url to Account

* Add synchronization of remote featured tags

* Deliver update activity when updating featured tag

* Remove featured_tags_collection_url

* Revert "Add featured_tags_collection_url to Account"

This reverts commit cff349fc27b104ded2df6bb5665132dc24dab09c.

* Add hashtag sync from featured collections

* Fix tag name normalize

* Add target option to fetch featured collection

* Refactor fetch_featured_tags_collection_service

* Add LIMIT of featured tag to v1/instance API response

* Move ActivityPub::FetchRemoteAccountService to ActivityPub::FetchRemoteActorService

ActivityPub::FetchRemoteAccountService is kept as a wrapper for when the actor is
specifically required to be an Account

* Refactor SignatureVerification to allow non-Account actors

* fixup! Move ActivityPub::FetchRemoteAccountService to ActivityPub::FetchRemoteActorService

* Refactor ActivityPub::FetchRemoteKeyService to potentially return non-Account actors

* Refactor inbound ActivityPub payload processing to accept non-Account actors

* Refactor inbound ActivityPub processing to accept activities relayed through non-Account

* Refactor how Account key URIs are built

* Refactor Request and drop unused key_id_format parameter

* Rename ActivityPub::Dereferencer `signature_account` to `signature_actor`

* Remove digest e-mails

* Remove digest-related code

* Add administrative webhooks

* Fix error when webhook is deleted before delivery worker runs

Somehow user's locale could be an empty string, And empty string itself
are treated as true value.

* Refactor how Redis locks are created

* Fix autorelease duration on account deletion lock

Clear out e-mail domain blocks created from automatically resolved DNS records

* Fix single Redis connection being used across all Sidekiq threads

* Fix tests

* Change design of federation pages in admin UI

* Fix query performance in instance media attachments measure

* Fix reblogs being included in instance languages dimension