Static analysis
Use rubocop and scss-lint for this site to make sure we're not doing anything dumb, probably use the configurations from the www-gitlab-com site? See also gitlab-org/gitlab-ce#23318
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Use rubocop and scss-lint for this site to make sure we're not doing anything dumb, probably use the configurations from the www-gitlab-com site? See also gitlab-org/gitlab-ce#23318