chore: CI checks out in workspaces/ci inside the checkout that holds the repo
A nested workspace finds that checkout through its `.jj/repo` file, so ci.py
from any workspace shares one CI workspace and the main checkout's toolchains.
Assisted-by: claude-opus-5.5
407dfe55dbclover caruso committed on 10/5/2026, 2:59:06 AMparentd0b4d95