feat(admin-devices-table): update admin check to use is_admin and clean up device display logic ✨
feat(admin-topup-table): create admin topups table with pagination and detail view links ✨
fix(user-payments-table): correct user data access and display payment amount with currency ✨
feat(app-sidebar): add link for user topups in the admin sidebar ✨
fix(backend-types): enhance Payment interface to include user details for better data handling ✨
