- Updated test components (`PasswordResetConfirmForm`, `PasswordChangeForm`) to use i18n keys directly, ensuring accurate validation messages.
- Refined translations in `it.json` to standardize format and content.
- Replaced text-based labels with localized strings in `PasswordResetRequestForm` and `RegisterForm`.
- Introduced `generateLocalizedMetadata` utility and updated layout metadata generation for locale-aware SEO.
- Enhanced e2e tests with locale-prefixed routes and updated assertions for consistency.
- Added comprehensive i18n documentation (`I18N.md`) for usage, architecture, and testing.
- Replaced static paths with dynamic locale subpaths (`/[locale]/*`) in imports, URLs, and assertions across tests.
- Updated `next-intl` mocks for improved compatibility with `locale`-aware components.
- Standardized `page.goto` and navigation tests with `/en` as the base locale for consistency.
- Consolidated multi-line arguments into single lines where appropriate in `useAuth`.
- Improved spacing and readability in data processing across components (`ProfileSettingsForm`, `PasswordChangeForm`, `SessionCard`).
- Applied consistent table and markdown formatting in design system docs (e.g., `README.md`, `08-ai-guidelines.md`, `00-quick-start.md`).
- Updated code snippets to ensure adherence to Prettier rules and streamlined JSX structures.
- Replaced legacy `useAuthStore` mocks with `useAuth` for consistency with the `AuthContext` pattern.
- Updated test cases in `Header` and `AuthGuard` to mock `AuthContext` instead of Zustand hooks.
- Improved test isolation by injecting `AuthProvider` where applicable.
- **ThemeToggle:** Introduce comprehensive tests to validate button functionality, dropdown options, and active theme indicators.
- **ThemeProvider:** Add tests for theme management, localStorage persistence, system preferences, and DOM updates.
- **Header & Footer:** Verify header rendering, user menu functionality, and footer content consistency.
- **AuthInitializer:** Ensure authentication state is correctly loaded from storage on mount.
