490a2172b8
- Add config-persistence.spec.ts for configuration persistence tests - Add config-concurrency.spec.ts for concurrent modification tests - Add config-edge-cases.spec.ts for edge case tests - Test scenarios: - Configuration persistence across server restarts - Concurrent modifications by multiple admins - Empty values, negative numbers, large values - Special characters, invalid sort values - Rapid toggling and configuration reset - Non-existent configuration items - Multiple simultaneous configuration changes