When I'm viewing a page with the source code of a certain file on the "master" or "main" branch, often I want to copy the URL of that file but at its actual commit hash so that it's a permalink.
GitLab makes this super obvious. E.g. https://gitlab.com/gitlab-com/chief-of-staff-team/cos-team/-/blob/master/.gitlab/issue_templates/informal_board_meeting.md shows:
What is the fastest, most convenient way to do the same in Bitbucket?