Icons in the web editor now visibly highlight when selected, making it easier for users to understand which icon they are editing. This reduces confusion during page or content design and improves the editing experience.

task: https://www.odoo.com/web#id=35020&view_type=form&model=project.task&action=333&active_id=131&menu_id=4720
pad: https://pad.odoo.com/p/r.6ce8724b3f9501a569f0e7f6d2eb267b

Odoo now falls back to an alternative style compiler when the usual library is not available, reducing the chance of asset build failures in different server environments. The change also simplifies the internal asset compilation flow, making it easier to maintain without changing normal user workflows.