- Simplified `AdminOrganizationsPage` tests by mocking `OrganizationManagementContent` and focusing on essential structure and content rendering.
- Updated `useAdmin` hooks to integrate `adminListSessions` and accommodate session statistics in superuser scenarios.
- Added relevant test coverage for session data fetching and validation.
- Implemented rendering tests for titles, descriptions, placeholders, and feature lists.
- Verified proper container structure and navigation links for each admin page.