This adds a new forum SEO module to improve how question and answer pages are described for search engines and sharing previews. It also adds smiley assets to make forum content more expressive for users.

<b>Task:</b> https://www.odoo.com/web#id=9107&view_type=form&model=project.task&menu_id=3942&action=327
<b>Pad:</b> https://pad.odoo.com/p/r.aAXbFLdZvu62soZi

<b>New Module:</b> website_forum_seo
<b>VIew Demo:</b> https://www.youtube.com/watch?v=_lYH_GrRqso

Users with access to multiple companies can now switch between their allowed companies directly from the top bar. This makes multi-company work faster and reduces the need to navigate through user settings or menus.

…er has multicompany rights and more than one allowed companies

Task: https://www.odoo.com/web#id=12374&view_type=form&model=project.task&menu_id=3942&action=327

Pad: https://pad.odoo.com/p/r.rXPVFx60UwdLf8R9

New items that can appear on the website, such as payment providers, delivery methods, and partners, are now kept unpublished until someone intentionally publishes them. This reduces the risk of unfinished or inappropriate records becoming visible to customers and makes publication controls easier to find.

…published=False
TASK : https://github.com/odoo/odoo/compare/master...odoo-dev:master-unpublished-default-yti?expand=1
PAD : https://pad.odoo.com/p/r.6g3Z8IkioYVqssJl

The website styling has been adjusted to display better on narrow screens. This helps visitors using smaller browser windows or mobile-like layouts see content more clearly and consistently.

Fix issue #2182:

The project issue app was reorganized and updated to follow the newer Odoo development approach. This improves maintainability and consistency for future updates without introducing major business workflow changes.

Task: https://www.odoo.com/web#id=13729&view_type=form&model=project.task&menu_id=3942&action=327
Pad: https://pad.odoo.com/p/r.xV4Xz2Agsil6yYs9

This fixes an accidental commit reference that was introduced into the CRM area. It keeps the CRM interface clean and avoids showing irrelevant technical text to users.

commit : https://github.com/odoo/odoo/commit/4a818d84a5e4b1514d8ad1d0e34ffdc754934b40

ISSUE : https://www.odoo.com/web#view_type=form&model=project.issue&action=963&active_id=681

This update fixes a minor spelling mistake in the base attachment component. It improves wording quality without changing how the system works or affecting users' workflows.

line 74: shuch ->  such

This update removes an outdated automatic behavior from the VAT form setup that no longer existed in the system. It prevents errors or confusion when users interact with VAT-related company or partner information.

ISSUE : https://www.odoo.com/web#view_type=form&model=project.issue&action=963&active_id=681

Recurring invoices generated from contracts now prepare invoice line details through a separate reusable step. This makes it easier for custom implementations to adjust invoice line values without changing the main invoicing flow.

In recurring invoices from contracts.
It allows to inherit and modify the prepared values for the lines.

Details about the reason of the change on odoo/odoo#6822

This update prepares Odoo's messaging area for future Slack-style chat changes by renaming group-related pieces to channels and tidying related mail data. It also removes old employee and group suggestion features and simplifies some unread message handling, with limited direct business impact now but smoother future collaboration improvements.

This PR contains all commits before the slack refactoring itself.