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

Conflicts:
- `.env.production.sample`:
  Upstream deleted it, I decided to keep it.
- `package.json`:
  Upstream updated a dependency textually too close to wavesurfer.js
  which has been deleted from upstream but is kept in glitch-soc for now.

config/initializers/2_whitelist_mode.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 Rails.application.configure do
-  config.x.whitelist_mode = ENV['WHITELIST_MODE'] == 'true'
+  config.x.whitelist_mode = (ENV['LIMITED_FEDERATION_MODE'] || ENV['WHITELIST_MODE']) == 'true'
 end

config/initializers/blacklists.rb

@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
 Rails.application.configure do
-  config.x.email_domains_blacklist = ENV.fetch('EMAIL_DOMAIN_BLACKLIST') { 'mvrht.com' }
-  config.x.email_domains_whitelist = ENV.fetch('EMAIL_DOMAIN_WHITELIST') { '' }
+  config.x.email_domains_blacklist = (ENV['EMAIL_DOMAIN_DENYLIST']  || ENV['EMAIL_DOMAIN_BLACKLIST']) || ''
+  config.x.email_domains_whitelist = (ENV['EMAIL_DOMAIN_ALLOWLIST'] || ENV['EMAIL_DOMAIN_WHITELIST']) || ''
 end