namespace VoidCat.Services.Abstractions; public interface IAggregateStatsCollector : IStatsCollector { } public interface IStatsCollector { ValueTask TrackIngress(Guid id, ulong amount); ValueTask TrackEgress(Guid id, ulong amount); } public interface IStatsReporter { ValueTask GetBandwidth(); ValueTask GetBandwidth(Guid id); } public sealed record Bandwidth(ulong Ingress, ulong Egress);