- Replace TODO comment with "Future enhancement" note
- Alias nested DeviceProfiles.Importer module
- Replace expensive length/1 check with empty list comparison
- Extract nested logic into helper functions to reduce complexity:
- import_sensor_with_states for sensor import
- walk_sensor_oid and walk_processor_oid for SNMP walks
- apply_processor_precision and determine_processor_status
- check_device_health for device monitoring
- Add auto-dismiss functionality to flash messages (30 second timeout)
- Implement AutoDismissFlash LiveView hook in TypeScript