Purpose of the task is, when some one remove the default filter at that time kanban view is really a mess so when go though the project always apply the domain of current project instead of filter. The breadcrumb should be the name of the project instead of name of the action(tasks) so pass display_name from method to change the breadcrum when view the task from kanban view. closes odoo/odoo#40922 Task: 2124377 Closes: #40922 Related: odoo/enterprise#6903 Signed-off-by: Yannick Tivisse (yti) <yti@odoo.com>