A new Project Forecast Leaves module adds employee time off directly into project forecasting, helping managers plan workloads with a more accurate view of team availability. The update also improves Gantt chart tooltips and removes older project-specific handling that is no longer needed.

- Task: https://www.odoo.com/web#id=21441&view_type=form&model=project.task&action=333&active_id=131&menu_id=4720
- Pad: https://pad.odoo.com/p/r.625b2a0ff2bbfa5cd4a6fc07a64c6f05

Adds website-based calendar scheduling so visitors can view availability and create, edit, or cancel meetings online. This improves appointment coordination and adds basic reporting, with optional SMS provider support for communication workflows.