- Add environment configuration with type-safe config.ts
- Implement navigation guards (requireAuth, requireGuest, requireStarter)
- Update router to match sitePlan routes and layouts
- Create placeholder pages for all sitePlan routes
- Update auth store User interface for OAuth flow
- Add phase plan tracking for F0
Phase F0 progress: 4/8 tasks complete
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
