Indicates the type of task the task runner is configured to accept and process. The worker group is set as a field on objects in the
            pipeline when they are created. You can only specify a single value for workerGroup in the call to ReportTaskRunnerHeartbeat.
            There are no wildcard values permitted in workerGroup, the string must be an exact, case-sensitive, match.
             
            
Constraints:
 Declaration Syntax
 Declaration Syntax| C# | 
public string WorkerGroup { get; set; }