Release v6.0.4 features: - add lint job (stage: .pre) - support language direction switching changes: - Add missing immutable config flag to Compose file - poetry: lock email-validator to 1.1.3, update the rest bugfixes: - don't check email deliverability when verifying input This body is a repeat of v6.0.3's content. A mistake was made when producing v6.0.3, so we're bumping to v6.0.4 to resolve it (apologies).