fix: count runes, not bytes, when wrapping help text
The story of the bug "fix: count runes, not bytes, when wrapping help text" and how each model did on it.
Models fixed it in 6 of 6 recorded runs. The bug is in commit d854bb4 of the repository's git history and the real fix is commit ca8f45a. A model gets the code at the first commit and the repository's own tests decide if it fixed the bug.