Add consumption entity and use strongly typed ids

src/WebApi/Cars/UpdateCar.cs

@@ -42,7 +42,7 @@ public static class UpdateCar
 			return TypedResults.BadRequest(new HttpValidationProblemDetails(failedValidations.ToCombinedDictionary()));
 		}
 
-		var car = await dbContext.Cars.FindAsync([id], cancellationToken: cancellationToken);
+		Car? car = await dbContext.Cars.FindAsync([new CarId(id)], cancellationToken: cancellationToken);
 
 		if (car is null)
 		{
@@ -52,7 +52,7 @@ public static class UpdateCar
 		car.Name = request.Name;
 		await dbContext.SaveChangesAsync(cancellationToken);
 
-		Response response = new(car.Id, car.Name);
+		Response response = new(car.Id.Value, car.Name);
 		return TypedResults.Ok(response);
 	}
 }