asana.onTaskAdded matches task added events from the selected project or resource.
automations/watch-new-asana-tasks.automation.ts
resourceId. Optional static account defaults to the project binding.
Trigger data
Returns aSignal<AsanaTaskAddedEvent>:
event contains the webhook metadata, including action: "added", creation time, watched resource ID, parent, and user. Call asana.getTask for the task’s full current state.