fix(01-10): fix home page syntax and add dependency

- Fixed all syntax errors in HomePage
- Added flutter_riverpod dependency to pubspec.yaml
- HomePage now properly uses AuthProvider for state management
- Added proper confirmation dialog for logout
- Added error display and loading states
- Cleaned up null-aware operators and formatting

pubspec.yaml

@@ -45,6 +45,7 @@ dependencies:
   go_router: ^13.0.0
   
   # State management
+  flutter_riverpod: ^2.5.0
   riverpod: ^2.5.0
   
   # Secure storage for authentication tokens