- Add signout button to menu (below Settings)
- Fix profile API to fetch user from database session
- Fix profile page to save name to database
- Fix settings page to use familyId from FamilyProvider
- Fix family page to use FamilyProvider
- Fix activity, ai, medical, memories pages to use FamilyProvider
- Remove all hardcoded "default" familyId and childId values
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
