* Fix `alerts` booleans not being typecast correctly in push subscription

Fix #10789

* Fix typo

* Add support for an instance actor

* Skip username validation for local Application accounts

* Add migration script to create instance actor

* Make Codeclimate happy

* Switch to id -99 for instance actor

* Remove unused `icon` and `image` attributes from instance actor

* Use if/elsif/else instead of return + ternary operator

* Add instance actor to fresh installs

* Use instance actor as instance representative

Use instance actor for forwarding reports, relay operations, and spam
auto-reporting.

* Seed database in test environment

* Fix single-user mode

* Fix tests

* Fix specs to accomodate for an extra `Account`

* Auto-reject follows on instance actor

Following an instance actor might make sense, but we are not handling that
right now, so auto-reject.

* Fix webfinger lookup and serialization for instance actor

* Rename instance actor

* Make it clear in the HTML view that the instance actor should not be blocked

* Raise cache time for instance actor as there's no dynamic content

* Re-use /about/more with a flash message for instance actor profile

Fix #9031
Fix #7913

Fix #11270

* Remove Salmon and PubSubHubbub endpoints

* Add error when trying to follow OStatus accounts

* Fix new accounts not being created in ResolveAccountService

Fix #7940

* Fix account URI in UpdatePollSerializer

Fixes #11185

* Add specs

* Add option to disable blurhash previews

* Update option text

* Change options order

Fix #8580
Fix #7143

* Add audio uploads

Fix #4827

Accept uploads of OGG, WAV, FLAC, OPUS and MP3 files, and converts
them to OGG. Media attachments get a new `audio` type. In the UI,
audio uploads are displayed identically to video uploads.

* Improve code style

* Add responsive panels to the single-column layout

* Fixes

* Fix not being able to save the preference

* Fix code style issues

* Set max-height on the compose textarea and add a link to relationship manager

* Return Status with raw text in raw_content when deleting a status

* Use raw content if available on delete & redraft

* Rename raw_content to text; do not serialize formatted content when source is requested

* Add blurhash

* Use fallback color for spoiler when blurhash missing

* Federate the blurhash and accept it as long as it's at most 5x5

* Display unknown media attachments as blurhash placeholders

* Improve style of embed actions and spoiler button

* Change blurhash resolution from 3x3 to 4x4

* Improve dependency definitions

* Fix code style issues

* config: Add GITHUB_REPOSITORY for repository name

* config: Add SOURCE_BASE_URL for repository url

* Show source_url and repository name on getting started

* Revert "Fix filtering of favourited_by, reblogged_by, followers and following (#10447)"

This reverts commit 120544067f.

* Revert "Hide blocking accounts from blocked users (#10442)"

This reverts commit 62bafa20a1.

* Improve blocked view of profiles

- Change "You are blocked" to "Profile unavailable"
- Hide following/followers in API when blocked
- Disable follow button and show "Profile unavailable" on public profile as well

* Revert "Add indication that you have been blocked in web UI (#10420)"

This reverts commit bd02ec6daa.

* Revert "Add `blocked_by` relationship to the REST API (#10373)"

This reverts commit 9745de883b.

* Hide blocking accounts from search results

* Filter blocking accouts from account followers

* Filter blocking accouts from account's following accounts

* Filter blocking accounts from “reblogged by” and “favourited by” lists

* Remove blocking account from URL search

* Return 410 on trying to fetch user data from a user who blocked us

* Return 410 in /api/v1/account/statuses for suspended or blocking accounts

* Fix status filtering when performing URL search

* Restore some React improvements

Restore some cleanup from bd02ec6daa

* Refactor by adding `without_blocking` scope

* Add ActivityPub representation for identity proofs

* Add tests

Also, fix some n+1 queries

Resolve #10365

Fix #8078

for video player full screen button.

- Regex must no longer be surrounded by `/`
- Description must be short and cannot contain HTML tags

* Backend changes for custom emoji support in poll options

* Serialize poll emojis in REST API

* Render custom emojis in poll options

* Render custom emoji in poll options on public pages

Fixes #10271

Bumps [webpacker](https://github.com/rails/webpacker) from 3.5.5 to 4.0.2.
- [Release notes](https://github.com/rails/webpacker/releases)
- [Changelog](https://github.com/rails/webpacker/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rails/webpacker/compare/v3.5.5...v4.0.2)

Signed-off-by: dependabot[bot] <support@dependabot.com>
Co-authored-by: Yamagishi Kazutoshi <ykzts@desire.sh>

Fix #6856
Fix #6951

* Process incoming poll tallies update

* Send Update on poll vote

* Do not send Updates for a poll more often than once every 3 minutes

* Include voters in people to notify of results update

* Schedule closing poll worker on poll creation

* Add new notification type for ending polls

* Add front-end support for ended poll notifications

* Fix UpdatePollSerializer

* Fix Updates not being triggered by local votes

* Fix tests failure

* Fix web push notifications for closing polls

* Minor cleanup

* Notify voters of both remote and local polls when those close

* Fix delivery of poll updates to mentioned accounts and voters

* Immediately display poll results to poll author

* Refactor Poll#loaded_options and add Poll#voted? to improve DRYness

* When serializing polls over OStatus, serialize poll options to text

* Do the same for RSS feeds

* Use “[ ] ” as a prefix for poll options instead of “- ”

* Fix ActivityPub poll results being serialized even with hide_totals

* Fix poll refresh button having a different font size

* Display poll in OpenGraph description

* Fix NoMethodError when serializing votes

Regression from #10158

* Fix polls on public pages being broken for non-logged-in users

* Do not show time remaining if poll has no expiration date

* Store remote votes URI

* Add spec for accepting remote votes

* Make poll vote id generation work the same way as follows

* Add polls

Fix #1629

* Add tests

* Fixes

* Change API for creating polls

* Use name instead of content for votes

* Remove poll validation for remote polls

* Add polls to public pages

* When updating the poll, update options just in case they were changed

* Fix public pages showing both poll and other media

The condition introduced by #9998 was wrong, serializing boosts
that weren't self-boosts, and not serializing self-boosts.

* Fetch up to 5 replies when discovering a new remote status

This is used for resolving threads downwards. The originating
server must add a “replies” attributes with such replies for it to
be useful.

* Add some tests for ActivityPub::FetchRepliesWorker

* Add specs for ActivityPub::FetchRepliesService

* Serialize up to 5 public self-replies for ActivityPub notes

* Add specs for ActivityPub::NoteSerializer

* Move exponential backoff logic to a worker concern

* Fetch first page of paginated collections when fetching thread replies

* Add specs for paginated collections in replies

* Move Note replies serialization to a first CollectionPage

The collection isn't actually paginable yet as it has no id nor
a `next` field. This may come in another PR.

* Use pluck(:uri) instead of map(&:uri) to improve performances

* Fix fetching replies when they are in a CollectionPage

Fix #8785

Fix #9350

* When self-boosting, embed original toot into Announce serialization

* Process unknown self-boosts from Announce object if it is more than an URI

* Add some self-boost specs

* Only serialize private toots in self-Announces

* Make storing and displaying application used to toot opt-in

* Revert to storing application info, and display it to the author via API

* Update manifest.json for new Web Share Target API.

* fix code formatting