- New GET/POST /api/v1/settings for status check interval
- Scan /api/v1/scan/config now handles ranges only
- Frontend: settingsApi client, SettingsPanel uses settingsApi
- ScanConfigModal no longer reads/writes interval
- 4 new backend tests for settings endpoint
- Add Settings item in sidebar actions section (below Save Canvas)
- Settings panel shows status check interval with save button
- Remove interval field from ScanConfigModal (now belongs in Settings)
- Scan modal shows a hint pointing to sidebar Settings