Administrators can now disable the Rainbow Man celebration animation from General Settings. This gives companies more control over the user experience and avoids showing the animation in workflows where it may be distracting or inappropriate.

Description of the issue/feature this PR addresses:

- **Task** : https://www.odoo.com/web#id=37712&view_type=form&model=project.task&menu_id=5195
- **Pad** : https://pad.odoo.com/p/r.307da5b4536bb2e5859bf12fd07622bd

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Two new email layout templates were added to improve the appearance and consistency of automated messages. Several existing email templates across support, HR, subscriptions, and timesheets can now use these layouts, making customer and employee communications look more polished.

Task - https://www.odoo.com/web?#id=32790&view_type=form&model=project.task&action=333&active_id=131&menu_id=4720

Pad - https://pad.odoo.com/p/r.4fb1959807c725b61342c58fb379d59a

Manufacturing repair operations now include a traceability report, making it easier to follow the history of components and finished items involved in repairs. This helps teams improve accountability, investigate issues faster, and maintain clearer production records.

Task: https://www.odoo.com/web#id=27746&view_type=form&model=project.task&action=333&active_id=131&menu_id=4720
pad: https://pad.odoo.com/p/r.c931924986471c14cba7f6d5ce0eda7f

Project forecasts can now display employee leave information in the Gantt view, helping managers understand availability when planning work. This makes scheduling more accurate by highlighting time off directly in the planning screen.

https://www.odoo.com/web#id=21441&view_type=form&model=project.task&menu_id=

The project forecast planning view now highlights user leave periods directly in the Gantt chart, helping managers see availability before assigning work. The Gantt view was also restructured to make future forecast and scheduling enhancements easier to add and maintain.

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