feat VSN-1961 : Integration of anomaly configuration APIs for fuel, mileage, vehicle configurations and vehicle list endpoints
This MR implements the backend integration for the anomaly configuration feature, replacing mock data with real API calls. It includes:
- Global Configuration Management: API integration for fuel and mileage anomaly configurations
- Vehicle-Specific Configuration: Complete CRUD operations for per-vehicle anomaly settings
- Vehicle Lite Integration: New lightweight vehicle endpoint for improved performance in configuration lists
- Refactored Data Structures: Updated vehicle list data model to support new API response format
Closes VSN-1961