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

Conflicts:
- `.github/dependabot.yml`:
  Upstream made changes while we have dropped this file.
  Keep the file deleted.
- `.prettierignore`:
  Upstream made changes at the end of the file, where we
  had our extra lines.
  Just moved our extra lines back at the end.
- `app/serializers/initial_state_serializer.rb`:
  Upstream code style changes.
  Applied them.
- `app/services/backup_service.rb`:
  Upstream code style changes.
  Applied them.

.prettierignore

@@ -51,15 +51,8 @@
 *~
 *.swp
 
-# Ignore npm debug log
-npm-debug.log
-
-# Ignore yarn log files
-yarn-error.log
-yarn-debug.log
-
-# Ignore vagrant log files
-*-cloudimg-console.log
+# Ignore log files
+*.log
 
 # Ignore Docker option files
 docker-compose.override.yml
@@ -74,6 +67,15 @@ docker-compose.override.yml
 # Ignore vendored CSS reset
 app/javascript/styles/mastodon/reset.scss
 
+# Ignore Javascript pending https://github.com/mastodon/mastodon/pull/23631
+*.js
+
+# Ignore Markdownlint pending https://github.com/mastodon/mastodon/pull/21972
+*.md
+
+# Ignore HTML till cleaned and included in CI
+*.html
+
 # Ignore glitch-soc emoji map file
 /app/javascript/flavours/glitch/features/emoji/emoji_map.json