The signing app's automated checks were updated to match a refreshed error dialog design. This helps ensure the signing flow continues to be reliably tested after the interface change, with no direct change for end users.

The look and feel inspired by commit [1].

Task-5049469

[1]: https://github.com/odoo/odoo/commit/3916020e131008f3d529df61ad88f603874fd7d0

Product categories generated for the website can now include their available cover images. This helps create richer, more visually appealing online shop pages with better category presentation.

Also add the cover_image for the product category if available

Forward-Port-Of: odoo/enterprise#96135

This update makes service-related documentation text compatible with the new documentation page, so it can be shown clearly and consistently. It also removes an unused internal method, reducing maintenance overhead without changing day-to-day user workflows.

With the introduction of the /doc endpoint, we should ensure that our docstrings are ReST (ReStructuredText) compliant, so that they can be displayed properly in the documentation.

Task-5139767