This update lets project tasks and issues automatically send email templates when they move into specific stages, helping teams communicate status changes more consistently. It also improves mass mailing options, fixes a website template lookup issue, and moves several website message layouts out of code for easier maintenance.

Task: https://www.odoo.com/web?debug=#id=21320&view_type=form&model=project.task&action=333&active_id=248&menu_id=4720