**As** a Begin of the insertionproject managerEnd of the insertion Begin of the deletion pmEnd of the deletion
**I want to** notify project roles in custom workflows
**so that** I can automate more actions

**Acceptance criteria**

* Begin of the insertionThe comment template text include @mentions such as

* Relative to the work package: `@%wp-value.Author%`, `@%wp-value.Assignee%` or `@%wp-value.Accountable%` or `@%wp-value.Custom-Field-A-of-type-User%`.

* Relative to aEnd of the insertion Begin of the deletion I can selectEnd of the deletion project Begin of the insertionattribute: `@%project-attribute.Project-Attribute-of-type-User%`,  `@%project-role:tester%`.

End of the insertion Begin of the deletion roles
End of the deletion * Begin of the insertionThe users mentioned in the template text are notified.End of the insertion Begin of the deletion Selected roles get notifiedEnd of the deletion