app/controllers/api/v1/favourite_tags_controller.rb

app/controllers/settings/favourite_tags_controller.rb

app/javascript/mastodon/actions/favourite_tags.js

...pt/mastodon/features/ui/components/favourite_tag_panel.js

...cript/mastodon/features/ui/components/navigation_panel.js

app/javascript/mastodon/reducers/favourite_tags.js

app/javascript/mastodon/reducers/index.js

app/models/concerns/account_associations.rb

app/models/favourite_tag.rb

app/models/tag.rb

app/serializers/rest/favourite_tag_serializer.rb

app/views/settings/favourite_tags/index.html.haml

config/locales/en.yml

config/locales/ja.yml

config/locales/simple_form.ja.yml

config/navigation.rb

config/routes.rb

db/migrate/20190821124329_create_favourite_tags.rb

db/schema.rb

spec/fabricators/favourite_tag_fabricator.rb