* Remove old unused parameters * Move `backend_url` logic from qweb to python * add comments, clean and simplify some code/logic related to portal page of sale orders Part-of: odoo/odoo#84644
* Remove old unused parameters * Move `backend_url` logic from qweb to python * add comments, clean and simplify some code/logic related to portal page of sale orders Part-of: odoo/odoo#84644