- system.factory-reset RPC: wipes user data, preserves images/node_key - Factory Reset button in Settings with confirmation modal - backup.restore-identity RPC: decrypts and restores DID key - Restore from Backup panel in OnboardingIntro first screen - Auto-create default identity with Nostr key on boot if none exist Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>