public sealed class GatewayOptions
{
    public const string Section = "Gateway";
    public Guid GatewayId { get; init; }
    public Guid SiteId { get; init; }
    public string Department { get; init; } = "ICU";
    public int EncounterSyncIntervalMinutes { get; init; } = 5;
    public int CentralReachabilityIntervalSeconds { get; init; } = 30;
    public int HeartbeatIntervalSeconds { get; init; } = 60;
    public int SyncBatchSize { get; init; } = 500;
}