The only way to set up the weekends is by account. It will be better if that can be set by workspaces, this because in my account we have different teams and they work very different, some of them use weekends some others no.
Hi there! We wanted to let you know that we will be merging this topic into the existing feature request -Control timeline weekends per board - in order to consolidate matching threads and ensure votes are accurate and up-to-date. If you did not cast a vote on this topic, please add your vote to the active thread above. Thanks for your understanding