{AutoUserSpecification} [autoUser] The auto user under which the
task is run. The userName and autoUser properties are mutually exclusive;
you must specify one but not both.
Optional userName
userName:undefined | string
member
{string} [userName] The name of the user identity under which the
task is run. The userName and autoUser properties are mutually exclusive;
you must specify one but not both.
An interface representing UserIdentity.
The definition of the user identity under which the task is run.
Specify either the userName or autoUser property, but not both.