Creates a task bundle from a task list.
<Check title="Required Permissions" icon="key">The user must be an admin or have `task-manage-config:write` permissions.</Check>
task-manage-config:write permissions.Bearer authentication of the form Bearer <token>, where token is your auth token.
If provided, it will make the start/end dates of the tasks relative to this date. In start or end dates of project/tasks are not available then no relative dates will be set.