docs(01-10): complete authentication system plan

Tasks completed: 3/3
- Added logout functionality to AuthProvider with session cleanup
- Implemented logout button on home page with confirmation dialog
- Fixed import paths and router configuration

All Phase 1 authentication success criteria verified:
✓ Users can authenticate securely with email/password
✓ Sessions persist across app restarts via Supabase
✓ Password reset flow functional with email delivery
✓ Logout functionality implemented with proper session cleanup
✓ Clear error messages for all authentication scenarios
✓ All authentication pages enhanced with loading states and error handling

SUMMARY: .planning/phases/01-authentication/01-10-SUMMARY.md
Phase 1 Authentication complete, ready for Phase 2: Household Creation

.planning/ROADMAP.md

@@ -34,10 +34,10 @@ Plans:
 - [x] 01-04-PLAN.md — Authentication repository and state management
 - [x] 01-11-PLAN.md — Auth-aware navigation system and app integration
 - [x] 01-05-PLAN.md — Password reset request interface and form components
-- [ ] 01-06-PLAN.md — Password update page and repository enhancements
-- [ ] 01-07-PLAN.md — Password reset navigation and deep linking
-- [ ] 01-08-PLAN.md — Authentication pages error handling
-- [ ] 01-09-PLAN.md — Auth components error display and loading feedback
+- [x] 01-06-PLAN.md — Password update page and repository enhancements
+- [x] 01-07-PLAN.md — Password reset navigation and deep linking
+- [x] 01-08-PLAN.md — Authentication pages error handling
+- [x] 01-09-PLAN.md — Auth components error display and loading feedback
 - [x] 01-10-PLAN.md — Logout functionality and success criteria verification
 
 **Status:** Complete - All 5 authentication success criteria met