OptionalhelpText?: stringOptional one-line hint rendered under the input.
Sentence-case field label.
Key in the workflow's single argument object.
Input affordance + validation: free text, or a finite number.
The permitted values, in display order.
Input affordance + validation: a bounded pick from options — one
value ("select") or several ("multiselect", serialized as an array
of the selected option values).
One operator-editable workflow argument.
typedrives the input control and validation only — the serialized type of the value comes from the matching key indefaultArgs[0](seebuildWorkflowArgs), because a field can be numeric to a human and still have to reach the workflow as a string.type: "select"/type: "multiselect"add a bounded option set: the operator picks one or several values fromoptions(resolved server-side from the environment), and the server rejects anything outside it.