/// <summary>
/// Constructs a flow instance from a name and a flow definition string
/// </summary>
/// <param name="name"></param>
/// <param name="definition"></param>
public FlowInstance(FlowDefinition def, LogEvent log) : this(log)
{
OnLog += log;
Name = def.Name;
FlowDefinition = def.ToJson();
Flow = def.GetFlow();
AppId = def.AppId;
Stitch();
}