Concrete implementations injected by the Hub container. Declared in module.json, resolved automatically.
Default SettingsInterface implementation. Stores values in the Hub's meteorack_settings table with module-scoped keys.
Default LoggerInterface implementation. Writes structured JSON entries to meteorack_module_events with module slug, timestamp, and OTel trace context.
Default SecretsInterface implementation. Uses AES-256-GCM encryption with a site-specific key derived from WordPress salts.
Crash isolation service. Tracks boot attempts, activates safe mode after 3 consecutive failures, and provides recovery tools.