branch-push = ["util", "exec", "--", "sh", "-c", """
name="$(jj log --no-graph --no-pager --color=never -r 'fork_point(@ | trunk())+ & fork_point(@ | trunk())..@' -T '"push-" ++ change_id.short()')"
jj bookmark set -r @- "${name}"
jj git push -b "${name}"
"""]
you could probably write a similar alias that used your workspace name as the branch name to push to.