Add consumption entity and use strongly typed ids

src/WebApi/Cars/GetCars.cs

@@ -19,7 +19,7 @@ public static class GetCars
 		CancellationToken cancellationToken)
 	{
 		var cars = await dbContext.Cars
-			.Select(x => new Response(x.Id, x.Name))
+			.Select(x => new Response(x.Id.Value, x.Name))
 			.ToListAsync(cancellationToken);
 
 		return TypedResults.Ok(cars);