feat(platform): summarize realtime in vehicle detail

vehicle-data-platform/apps/api/internal/platform/service.go

@@ -81,6 +81,14 @@ func (s *Service) VehicleDetail(ctx context.Context, vin string, protocol string
 		rawQuery.Protocol = protocol
 		qualityQuery.Set("protocol", protocol)
 	}
+	realtimeSummary, err := s.store.VehicleRealtime(ctx, url.Values{"vin": {resolvedVIN}, "limit": {"1"}})
+	if err != nil {
+		return VehicleDetail{}, err
+	}
+	var summary *VehicleRealtimeRow
+	if len(realtimeSummary.Items) > 0 {
+		summary = &realtimeSummary.Items[0]
+	}
 	realtime, err := s.store.RealtimeLocations(ctx, realtimeQuery)
 	if err != nil {
 		return VehicleDetail{}, err
@@ -104,15 +112,16 @@ func (s *Service) VehicleDetail(ctx context.Context, vin string, protocol string
 	sourceStatus := vehicleSourceStatus(vehicles.Items, realtime.Items, history.Items, raw.Items, mileage.Items)
 	sourceStatus = s.enrichVehicleSourceStatus(ctx, resolvedVIN, sourceStatus)
 	return VehicleDetail{
-		VIN:          resolvedVIN,
-		Identity:     identity,
-		Sources:      sourceNames(sourceStatus),
-		SourceStatus: sourceStatus,
-		Realtime:     realtime.Items,
-		History:      history,
-		Raw:          raw,
-		Mileage:      mileage,
-		Quality:      quality,
+		VIN:             resolvedVIN,
+		Identity:        identity,
+		RealtimeSummary: summary,
+		Sources:         sourceNames(sourceStatus),
+		SourceStatus:    sourceStatus,
+		Realtime:        realtime.Items,
+		History:         history,
+		Raw:             raw,
+		Mileage:         mileage,
+		Quality:         quality,
 	}, nil
 }